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W3C & CSS Color Module Level 4·Official Keywords·VGA Basic Colors

Color Names Library

The definitive, interactive guide to native CSS named colors and extended curated designer palettes. Inspect live WCAG 2.2 contrast ratings, explore 10-stop shades, discover harmonic palettes, and 1-click copy codes in HEX, RGB, HSL, OKLCH, and Tailwind.

CSS Specs Guide
CrimsonW3C
#DC143C·Reds
Shades & Tints
Harmonies
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Red HTML Color Names

Vibrant, high-energy warm shades associated with passion, urgency, and power. Primary choices for call-to-action buttons, danger notices, and focal badges.

AaAa
Inspect & Copy
RedW3C
#FF00004.0:1
AaAa
Inspect & Copy
CrimsonW3C
#DC143C5.0:1
AaAa
Inspect & Copy
Scarlet
#FF24003.8:1
AaAa
Inspect & Copy
Ruby
#E0115F4.8:1
AaAa
Inspect & Copy
Carmine
#9600189.1:1
AaAa
Inspect & Copy
FireBrickW3C
#B222226.7:1
AaAa
Inspect & Copy
IndianRedW3C
#CD5C5C4.0:1
AaAa
Inspect & Copy
Cherry
#D2042D5.5:1
AaAa
Inspect & Copy
Burgundy
#80002010.8:1
AaAa
Inspect & Copy
DarkRedW3C
#8B000010.0:1
AaAa
Inspect & Copy
Wine
#722F379.7:1
AaAa
Inspect & Copy
Vermilion
#E342344.1:1
AaAa
Inspect & Copy
Sangria
#92000A9.4:1
AaAa
Inspect & Copy
Rosewood
#65000B13.5:1
AaAa
Inspect & Copy
MadderRed
#A500218.0:1
AaAa
Inspect & Copy
Mahogany
#C040005.3:1
AaAa
Inspect & Copy
Garnet
#7336359.1:1
AaAa
Inspect & Copy
VenetianRose
#CC33335.1:1
AaAa
Inspect & Copy
DarkSalmonW3C
#E9967A2.3:1
AaAa
Inspect & Copy
LightSalmonW3C
#FFA07A2.0:1
AaAa
Inspect & Copy
LightCoralW3C
#F080802.6:1
AaAa
Inspect & Copy
BloodRed
#66000013.4:1
AaAa
Inspect & Copy
BrickRed
#CB41544.8:1
AaAa
Inspect & Copy
Cardinal
#C41E3A5.8:1
AaAa
Inspect & Copy
ChiliRed
#C218076.1:1
AaAa
Inspect & Copy
VenetianRed
#C808156.0:1
AaAa
Inspect & Copy
BarnRed
#7C0A0211.1:1
AaAa
Inspect & Copy
Bordeaux
#4C001315.9:1
AaAa
Inspect & Copy
Claret
#7F173410.1:1
AaAa
Inspect & Copy
Raspberry
#E30B5D4.7:1
AaAa
Inspect & Copy
CrimsonGlory
#BE00326.5:1

Pink HTML Color Names

Soft, delicate, and playful hues bridging warm reds and cool purples. Popular in beauty, lifestyle, and celebratory web design.

AaAa
Inspect & Copy
Rose
#FF007F3.8:1
AaAa
Inspect & Copy
DeepPinkW3C
#FF14933.6:1
AaAa
Inspect & Copy
HotPinkW3C
#FF69B42.6:1
AaAa
Inspect & Copy
Flamingo
#FC8EAC2.2:1
AaAa
Inspect & Copy
Blush
#DE5D833.5:1
AaAa
Inspect & Copy
Bubblegum
#FFC1CC1.5:1
AaAa
Inspect & Copy
Carnation
#FFA6C91.8:1
AaAa
Inspect & Copy
Watermelon
#FC6C852.8:1
AaAa
Inspect & Copy
CoralPink
#F883792.5:1
AaAa
Inspect & Copy
PinkW3C
#FFC0CB1.5:1
AaAa
Inspect & Copy
LightPinkW3C
#FFB6C11.6:1
AaAa
Inspect & Copy
MediumVioletRedW3C
#C715855.4:1
AaAa
Inspect & Copy
PaleVioletRedW3C
#DB70933.1:1
AaAa
Inspect & Copy
BarbiePink
#DA18844.7:1
AaAa
Inspect & Copy
Mulberry
#C54B8C4.4:1
AaAa
Inspect & Copy
Mauve
#E0B0FF1.8:1
AaAa
Inspect & Copy
BabyPink
#F4C2C21.6:1
AaAa
Inspect & Copy
CottonCandy
#FFBCD91.6:1
AaAa
Inspect & Copy
PastelPink
#FFD1DC1.4:1
AaAa
Inspect & Copy
DustyRose
#DCAE962.0:1
AaAa
Inspect & Copy
MagentaPink
#FF1DCE3.3:1
AaAa
Inspect & Copy
FuchsiaPink
#FF77FF2.3:1
AaAa
Inspect & Copy
CherryBlossom
#FFB7C51.6:1
AaAa
Inspect & Copy
FrenchRose
#F64A8A3.4:1
AaAa
Inspect & Copy
SalmonPink
#FF91A42.1:1
AaAa
Inspect & Copy
MillennialPink
#F3CFC61.4:1
AaAa
Inspect & Copy
HollywoodCerise
#F400A13.9:1

Orange HTML Color Names

Enthusiastic and stimulating warm tones combining the energy of red and the joy of yellow. Perfect for warnings, seasonal accents, and creative interfaces.

AaAa
Inspect & Copy
OrangeW3C
#FFA5002.0:1
AaAa
Inspect & Copy
DarkOrangeW3C
#FF8C002.3:1
AaAa
Inspect & Copy
OrangeRedW3C
#FF45003.4:1
AaAa
Inspect & Copy
CoralW3C
#FF7F502.5:1
AaAa
Inspect & Copy
TomatoW3C
#FF63473.0:1
AaAa
Inspect & Copy
Tangerine
#F285002.6:1
AaAa
Inspect & Copy
Amber
#FFBF001.6:1
AaAa
Inspect & Copy
Apricot
#FBCEB11.4:1
AaAa
Inspect & Copy
Peach
#FFE5B41.2:1
AaAa
Inspect & Copy
Persimmon
#EC58003.5:1
AaAa
Inspect & Copy
Terracotta
#E2725B3.1:1
AaAa
Inspect & Copy
Cinnabar
#E44D2E3.9:1
AaAa
Inspect & Copy
Marigold
#EAA2212.2:1
AaAa
Inspect & Copy
Ginger
#B065004.5:1
AaAa
Inspect & Copy
Cantaloupe
#FDA4602.0:1
AaAa
Inspect & Copy
NeonOrange
#FF5F1F3.0:1
AaAa
Inspect & Copy
BurntOrange
#CC55004.3:1
AaAa
Inspect & Copy
Pumpkin
#FF75182.7:1
AaAa
Inspect & Copy
CarrotOrange
#ED91212.4:1
AaAa
Inspect & Copy
SafetyOrange
#FF5F003.0:1
AaAa
Inspect & Copy
TigerOrange
#F968153.0:1
AaAa
Inspect & Copy
RustOrange
#C455084.5:1
AaAa
Inspect & Copy
Papaya
#FF8F002.3:1
AaAa
Inspect & Copy
CoralOrange
#FF7F492.5:1
AaAa
Inspect & Copy
Rust
#B7410E5.6:1
AaAa
Inspect & Copy
SalmonW3C
#FA80722.5:1

Yellow HTML Color Names

Bright, luminous, and cheerful colors symbolizing sunlight and optimism. Exceptional for highlighting, alerts, and high-visibility badges.

AaAa
Inspect & Copy
GoldW3C
#FFD7001.4:1
AaAa
Inspect & Copy
YellowW3C
#FFFF001.1:1
AaAa
Inspect & Copy
Canary
#FFEF001.2:1
AaAa
Inspect & Copy
Lemon
#FFF44F1.1:1
AaAa
Inspect & Copy
Banana
#FFE1351.3:1
AaAa
Inspect & Copy
Mustard
#FFDB581.4:1
AaAa
Inspect & Copy
Saffron
#F4C4301.6:1
AaAa
Inspect & Copy
Buttercup
#F3E0401.4:1
AaAa
Inspect & Copy
LightYellowW3C
#FFFFE01.0:1
AaAa
Inspect & Copy
LemonChiffonW3C
#FFFACD1.1:1
AaAa
Inspect & Copy
LightGoldenrodYellowW3C
#FAFAD21.1:1
AaAa
Inspect & Copy
PapayaWhipW3C
#FFEFD51.1:1
AaAa
Inspect & Copy
MoccasinW3C
#FFE4B51.2:1
AaAa
Inspect & Copy
PeachPuffW3C
#FFDAB91.3:1
AaAa
Inspect & Copy
PaleGoldenrodW3C
#EEE8AA1.3:1
AaAa
Inspect & Copy
KhakiW3C
#F0E68C1.3:1
AaAa
Inspect & Copy
DarkKhakiW3C
#BDB76B2.1:1
AaAa
Inspect & Copy
Flax
#EEDC821.4:1
AaAa
Inspect & Copy
Cream
#FFFDD01.0:1
AaAa
Inspect & Copy
NeonYellow
#E9FF321.1:1
AaAa
Inspect & Copy
Sunflower
#FFDA031.4:1
AaAa
Inspect & Copy
Blonde
#FAF0BE1.1:1
AaAa
Inspect & Copy
Aureolin
#FDEE001.2:1
AaAa
Inspect & Copy
Daffodil
#FFFF311.1:1
AaAa
Inspect & Copy
GoldenYellow
#FFDF001.3:1
AaAa
Inspect & Copy
Butter
#FFF68F1.1:1
AaAa
Inspect & Copy
AmberYellow
#FFC0001.6:1
AaAa
Inspect & Copy
ChartreuseYellow
#DFFF001.1:1
AaAa
Inspect & Copy
TuscanSun
#FCD12A1.5:1

Purple HTML Color Names

Regal, mysterious, and sophisticated tones blending the passion of red with the tranquility of blue. Includes the iconic W3C honorary color RebeccaPurple.

AaAa
Inspect & Copy
PurpleW3C
#8000809.4:1
AaAa
Inspect & Copy
RebeccaPurpleW3C
#6633998.4:1
AaAa
Inspect & Copy
IndigoW3C
#4B008212.9:1
AaAa
Inspect & Copy
VioletW3C
#EE82EE2.3:1
AaAa
Inspect & Copy
Amethyst
#9966CC4.1:1
AaAa
Inspect & Copy
Lilac
#C8A2C82.2:1
AaAa
Inspect & Copy
Periwinkle
#CCCCFF1.5:1
AaAa
Inspect & Copy
Iris
#5A4FCF6.1:1
AaAa
Inspect & Copy
Boysenberry
#8732607.9:1
AaAa
Inspect & Copy
Byzantium
#7029639.6:1
AaAa
Inspect & Copy
Eggplant
#6140518.9:1
AaAa
Inspect & Copy
FuchsiaW3C
#FF00FF3.1:1
AaAa
Inspect & Copy
MagentaW3C
#FF00FF3.1:1
AaAa
Inspect & Copy
OrchidW3C
#DA70D62.9:1
AaAa
Inspect & Copy
MediumOrchidW3C
#BA55D33.9:1
AaAa
Inspect & Copy
DarkOrchidW3C
#9932CC5.7:1
AaAa
Inspect & Copy
DarkVioletW3C
#9400D36.6:1
AaAa
Inspect & Copy
BlueVioletW3C
#8A2BE26.0:1
AaAa
Inspect & Copy
MediumPurpleW3C
#9370DB3.8:1
AaAa
Inspect & Copy
DarkMagentaW3C
#8B008B8.5:1
AaAa
Inspect & Copy
PlumW3C
#DDA0DD2.1:1
AaAa
Inspect & Copy
ThistleW3C
#D8BFD81.7:1
AaAa
Inspect & Copy
LavenderW3C
#E6E6FA1.2:1
AaAa
Inspect & Copy
SlateBlueW3C
#6A5ACD5.3:1
AaAa
Inspect & Copy
MediumSlateBlueW3C
#7B68EE4.2:1
AaAa
Inspect & Copy
DarkSlateBlueW3C
#483D8B9.1:1
AaAa
Inspect & Copy
RoyalPurple
#7851A95.9:1
AaAa
Inspect & Copy
DeepPurple
#36013F17.0:1
AaAa
Inspect & Copy
Grape
#6F2DA88.0:1
AaAa
Inspect & Copy
LavenderPurple
#967BB63.6:1
AaAa
Inspect & Copy
Heather
#B7C0EE1.8:1
AaAa
Inspect & Copy
Heliotrope
#DF73FF2.6:1
AaAa
Inspect & Copy
TyrianPurple
#66023C12.8:1
AaAa
Inspect & Copy
MulberryPurple
#5C053613.7:1
AaAa
Inspect & Copy
MauvePurple
#915C835.2:1

Green HTML Color Names

Organic, restful, and balancing hues representing nature, renewal, and success. Ubiquitous in finance, health, confirmation states, and eco-branding.

AaAa
Inspect & Copy
Emerald
#50C8782.1:1
AaAa
Inspect & Copy
Mint
#3EB4892.6:1
AaAa
Inspect & Copy
Jade
#00A86B3.1:1
AaAa
Inspect & Copy
Sage
#9DC1832.0:1
AaAa
Inspect & Copy
ForestGreenW3C
#228B224.4:1
AaAa
Inspect & Copy
SeaGreenW3C
#2E8B574.3:1
AaAa
Inspect & Copy
MediumSeaGreenW3C
#3CB3712.7:1
AaAa
Inspect & Copy
SpringGreenW3C
#00FF7F1.4:1
AaAa
Inspect & Copy
MediumSpringGreenW3C
#00FA9A1.4:1
AaAa
Inspect & Copy
LimeW3C
#00FF001.4:1
AaAa
Inspect & Copy
LimeGreenW3C
#32CD322.1:1
AaAa
Inspect & Copy
GreenW3C
#0080005.1:1
AaAa
Inspect & Copy
DarkGreenW3C
#0064007.4:1
AaAa
Inspect & Copy
PineGreen
#01796F5.3:1
AaAa
Inspect & Copy
Fern
#4F79425.1:1
AaAa
Inspect & Copy
Moss
#8A9A5B3.1:1
AaAa
Inspect & Copy
Basil
#5772345.4:1
AaAa
Inspect & Copy
Pistachio
#93C5722.0:1
AaAa
Inspect & Copy
KellyGreen
#4CBB172.5:1
AaAa
Inspect & Copy
OliveW3C
#8080004.2:1
AaAa
Inspect & Copy
OliveDrabW3C
#6B8E233.8:1
AaAa
Inspect & Copy
DarkOliveGreenW3C
#556B2F6.0:1
AaAa
Inspect & Copy
YellowGreenW3C
#9ACD321.9:1
AaAa
Inspect & Copy
ChartreuseW3C
#7FFF001.3:1
AaAa
Inspect & Copy
LawnGreenW3C
#7CFC001.3:1
AaAa
Inspect & Copy
GreenYellowW3C
#ADFF2F1.2:1
AaAa
Inspect & Copy
PaleGreenW3C
#98FB981.3:1
AaAa
Inspect & Copy
LightGreenW3C
#90EE901.4:1
AaAa
Inspect & Copy
MediumAquamarineW3C
#66CDAA1.9:1
AaAa
Inspect & Copy
DarkSeaGreenW3C
#8FBC8F2.1:1
AaAa
Inspect & Copy
LightSeaGreenW3C
#20B2AA2.6:1
AaAa
Inspect & Copy
DarkCyanW3C
#008B8B4.2:1
AaAa
Inspect & Copy
TealW3C
#0080804.8:1
AaAa
Inspect & Copy
NeonGreen
#39FF141.4:1
AaAa
Inspect & Copy
HunterGreen
#355E3B7.5:1
AaAa
Inspect & Copy
MintGreen
#98FF981.2:1
AaAa
Inspect & Copy
ArmyGreen
#4B53208.2:1
AaAa
Inspect & Copy
ShamrockGreen
#009E603.5:1
AaAa
Inspect & Copy
BottleGreen
#006A4E6.6:1
AaAa
Inspect & Copy
Celadon
#ACE1AF1.5:1
AaAa
Inspect & Copy
OliveGreen
#556B2F6.0:1
AaAa
Inspect & Copy
SeafoamGreen
#9FE2BF1.5:1
AaAa
Inspect & Copy
JungleGreen
#29AB872.9:1
AaAa
Inspect & Copy
AppleGreen
#8DB6002.4:1
AaAa
Inspect & Copy
TeaGreen
#D0F0C01.2:1

Blue HTML Color Names

Calm, authoritative, and trustworthy cool tones. The most popular color family in corporate branding, modern SaaS software, and clean user interfaces.

AaAa
Inspect & Copy
BlueW3C
#0000FF8.6:1
AaAa
Inspect & Copy
Cobalt
#0047AB8.4:1
AaAa
Inspect & Copy
Sapphire
#0F52BA7.2:1
AaAa
Inspect & Copy
RoyalBlueW3C
#4169E14.8:1
AaAa
Inspect & Copy
DodgerBlueW3C
#1E90FF3.2:1
AaAa
Inspect & Copy
DeepSkyBlueW3C
#00BFFF2.1:1
AaAa
Inspect & Copy
Cerulean
#007BA74.8:1
AaAa
Inspect & Copy
Denim
#1560BD6.1:1
AaAa
Inspect & Copy
IndigoDye
#1A5F7A7.1:1
AaAa
Inspect & Copy
PrussianBlue
#00315313.4:1
AaAa
Inspect & Copy
Ultramarine
#3F00FF7.9:1
AaAa
Inspect & Copy
ElectricBlue
#7DF9FF1.3:1
AaAa
Inspect & Copy
Lapis
#26619C6.4:1
AaAa
Inspect & Copy
SteelBlueW3C
#4682B44.1:1
AaAa
Inspect & Copy
SkyBlueW3C
#87CEEB1.7:1
AaAa
Inspect & Copy
LightSkyBlueW3C
#87CEFA1.7:1
AaAa
Inspect & Copy
CornflowerBlueW3C
#6495ED3.0:1
AaAa
Inspect & Copy
MediumBlueW3C
#0000CD11.2:1
AaAa
Inspect & Copy
DarkBlueW3C
#00008B15.3:1
AaAa
Inspect & Copy
NavyW3C
#00008016.0:1
AaAa
Inspect & Copy
MidnightBlueW3C
#19197014.8:1
AaAa
Inspect & Copy
AquaW3C
#00FFFF1.3:1
AaAa
Inspect & Copy
CyanW3C
#00FFFF1.3:1
AaAa
Inspect & Copy
TurquoiseW3C
#40E0D01.6:1
AaAa
Inspect & Copy
MediumTurquoiseW3C
#48D1CC1.9:1
AaAa
Inspect & Copy
DarkTurquoiseW3C
#00CED11.9:1
AaAa
Inspect & Copy
CadetBlueW3C
#5F9EA03.0:1
AaAa
Inspect & Copy
AquamarineW3C
#7FFFD41.2:1
AaAa
Inspect & Copy
PaleTurquoiseW3C
#AFEEEE1.3:1
AaAa
Inspect & Copy
LightCyanW3C
#E0FFFF1.1:1
AaAa
Inspect & Copy
PowderBlueW3C
#B0E0E61.4:1
AaAa
Inspect & Copy
LightSteelBlueW3C
#B0C4DE1.8:1
AaAa
Inspect & Copy
LightBlueW3C
#ADD8E61.5:1
AaAa
Inspect & Copy
BabyBlue
#89CFF01.7:1
AaAa
Inspect & Copy
IceBlue
#99FFFF1.2:1
AaAa
Inspect & Copy
NeonBlue
#4D4DFF5.5:1
AaAa
Inspect & Copy
PastelBlue
#A7C7E71.8:1
AaAa
Inspect & Copy
OceanBlue
#0077BE4.8:1
AaAa
Inspect & Copy
TiffanyBlue
#0ABAB52.4:1
AaAa
Inspect & Copy
MarineBlue
#01386A11.8:1
AaAa
Inspect & Copy
Midnight
#121B2817.3:1
AaAa
Inspect & Copy
PersianBlue
#1C39BB8.9:1
AaAa
Inspect & Copy
CarolinaBlue
#4B9CD33.0:1
AaAa
Inspect & Copy
YaleBlue
#0F4D928.4:1
AaAa
Inspect & Copy
TealBlue
#3675885.2:1
AaAa
Inspect & Copy
AzureBlue
#007FFF3.8:1
AaAa
Inspect & Copy
RobinEggBlue
#00CCCC2.0:1
AaAa
Inspect & Copy
SkyMist
#80C4E91.9:1

Brown HTML Color Names

Earthy, dependable, and wholesome shades conveying stability, warmth, and organic authenticity. Often used in artisan goods, coffee brands, and warm themes.

AaAa
Inspect & Copy
BrownW3C
#A52A2A7.1:1
AaAa
Inspect & Copy
SaddleBrownW3C
#8B45137.1:1
AaAa
Inspect & Copy
SiennaW3C
#A0522D5.6:1
AaAa
Inspect & Copy
ChocolateW3C
#D2691E3.6:1
AaAa
Inspect & Copy
Coffee
#6F4E377.4:1
AaAa
Inspect & Copy
Chestnut
#9545356.6:1
AaAa
Inspect & Copy
Caramel
#AF6E4D4.1:1
AaAa
Inspect & Copy
Espresso
#4E362911.2:1
AaAa
Inspect & Copy
Bronze
#CD7F323.1:1
AaAa
Inspect & Copy
Copper
#B873333.8:1
AaAa
Inspect & Copy
Sepia
#7042148.5:1
AaAa
Inspect & Copy
Ochre
#CC77223.4:1
AaAa
Inspect & Copy
Umber
#6351477.5:1
AaAa
Inspect & Copy
PeruW3C
#CD853F3.0:1
AaAa
Inspect & Copy
TanW3C
#D2B48C2.0:1
AaAa
Inspect & Copy
BurlyWoodW3C
#DEB8871.9:1
AaAa
Inspect & Copy
SandyBrownW3C
#F4A4602.0:1
AaAa
Inspect & Copy
GoldenrodW3C
#DAA5202.2:1
AaAa
Inspect & Copy
DarkGoldenrodW3C
#B8860B3.3:1
AaAa
Inspect & Copy
RosyBrownW3C
#BC8F8F2.8:1
AaAa
Inspect & Copy
WheatW3C
#F5DEB31.3:1
AaAa
Inspect & Copy
NavajoWhiteW3C
#FFDEAD1.3:1
AaAa
Inspect & Copy
BisqueW3C
#FFE4C41.2:1
AaAa
Inspect & Copy
BlanchedAlmondW3C
#FFEBCD1.2:1
AaAa
Inspect & Copy
CornsilkW3C
#FFF8DC1.1:1
AaAa
Inspect & Copy
Taupe
#483C3210.7:1
AaAa
Inspect & Copy
MaroonW3C
#80000010.9:1
AaAa
Inspect & Copy
Walnut
#773F1A8.4:1
AaAa
Inspect & Copy
Peanut
#795D346.1:1
AaAa
Inspect & Copy
Pecan
#482D1612.6:1
AaAa
Inspect & Copy
Cinnamon
#7B3F008.2:1
AaAa
Inspect & Copy
Hazelnut
#7B5E436.0:1
AaAa
Inspect & Copy
Hickory
#351E1015.6:1
AaAa
Inspect & Copy
Sand
#C2B2802.1:1
AaAa
Inspect & Copy
Auburn
#71231D10.7:1
AaAa
Inspect & Copy
AmberBrown
#8B45007.1:1
AaAa
Inspect & Copy
Mocha
#9679694.0:1
AaAa
Inspect & Copy
Gingerbread
#5C2C1611.5:1

Gray HTML Color Names

Neutral, balanced, and modern foundations of UI design. Modern browsers support both US ("gray") and UK ("grey") spellings identically.

AaAa
Inspect & Copy
Charcoal
#36454F9.9:1
AaAa
Inspect & Copy
Onyx
#35383911.8:1
AaAa
Inspect & Copy
Jet
#34343412.4:1
AaAa
Inspect & Copy
Ebony
#555D506.8:1
AaAa
Inspect & Copy
Gunmetal
#2A343912.7:1
AaAa
Inspect & Copy
DarkSlateGrayW3C
#2F4F4F8.9:1
AaAa
Inspect & Copy
DarkSlateGreyW3C
#2F4F4F8.9:1
AaAa
Inspect & Copy
DimGrayW3C
#6969695.5:1
AaAa
Inspect & Copy
DimGreyW3C
#6969695.5:1
AaAa
Inspect & Copy
SlateGrayW3C
#7080904.0:1
AaAa
Inspect & Copy
SlateGreyW3C
#7080904.0:1
AaAa
Inspect & Copy
LightSlateGrayW3C
#7788993.6:1
AaAa
Inspect & Copy
LightSlateGreyW3C
#7788993.6:1
AaAa
Inspect & Copy
GrayW3C
#8080804.0:1
AaAa
Inspect & Copy
GreyW3C
#8080804.0:1
AaAa
Inspect & Copy
DarkGrayW3C
#A9A9A92.4:1
AaAa
Inspect & Copy
DarkGreyW3C
#A9A9A92.4:1
AaAa
Inspect & Copy
SilverW3C
#C0C0C01.8:1
AaAa
Inspect & Copy
LightGrayW3C
#D3D3D31.5:1
AaAa
Inspect & Copy
LightGreyW3C
#D3D3D31.5:1
AaAa
Inspect & Copy
GainsboroW3C
#DCDCDC1.4:1
AaAa
Inspect & Copy
Platinum
#E5E4E21.3:1
AaAa
Inspect & Copy
Ash
#B2BEB51.9:1
AaAa
Inspect & Copy
Smoke
#7382764.0:1
AaAa
Inspect & Copy
Zinc
#71717A4.8:1
AaAa
Inspect & Copy
BlackW3C
#00000021.0:1
AaAa
Inspect & Copy
PitchBlack
#0B0B0B19.7:1
AaAa
Inspect & Copy
CoolGray
#9CA3AF2.5:1
AaAa
Inspect & Copy
WarmGray
#A8A29E2.5:1
AaAa
Inspect & Copy
SteelGray
#71797E4.4:1
AaAa
Inspect & Copy
Iron
#43464B9.5:1
AaAa
Inspect & Copy
Graphite
#53565A7.4:1
AaAa
Inspect & Copy
StoneGray
#877F7D3.9:1
AaAa
Inspect & Copy
Pewter
#8994993.1:1
AaAa
Inspect & Copy
SilverGray
#A0A0A02.6:1
AaAa
Inspect & Copy
Lead
#3F3F3F10.5:1
AaAa
Inspect & Copy
Carbon
#22222215.9:1
AaAa
Inspect & Copy
PearlGray
#D0D0D01.5:1
AaAa
Inspect & Copy
Anthracite
#29313313.3:1

White HTML Color Names

Pure, clean, and airy tones providing visual breathing room, clarity, and maximal contrast for typography and cards across dark and light designs.

AaAa
Inspect & Copy
WhiteW3C
#FFFFFF1.0:1
AaAa
Inspect & Copy
SnowW3C
#FFFAFA1.0:1
AaAa
Inspect & Copy
IvoryW3C
#FFFFF01.0:1
AaAa
Inspect & Copy
Pearl
#EAE0C81.3:1
AaAa
Inspect & Copy
Alabaster
#EDEAE01.2:1
AaAa
Inspect & Copy
Eggshell
#F0EAD61.2:1
AaAa
Inspect & Copy
Vanilla
#F3E5AB1.3:1
AaAa
Inspect & Copy
Parchment
#FCF5E51.1:1
AaAa
Inspect & Copy
FloralWhiteW3C
#FFFAF01.0:1
AaAa
Inspect & Copy
GhostWhiteW3C
#F8F8FF1.1:1
AaAa
Inspect & Copy
WhiteSmokeW3C
#F5F5F51.1:1
AaAa
Inspect & Copy
SeaShellW3C
#FFF5EE1.1:1
AaAa
Inspect & Copy
BeigeW3C
#F5F5DC1.1:1
AaAa
Inspect & Copy
OldLaceW3C
#FDF5E61.1:1
AaAa
Inspect & Copy
LinenW3C
#FAF0E61.1:1
AaAa
Inspect & Copy
AntiqueWhiteW3C
#FAEBD71.2:1
AaAa
Inspect & Copy
AliceBlueW3C
#F0F8FF1.1:1
AaAa
Inspect & Copy
HoneyDewW3C
#F0FFF01.0:1
AaAa
Inspect & Copy
MintCreamW3C
#F5FFFA1.0:1
AaAa
Inspect & Copy
AzureW3C
#F0FFFF1.0:1
AaAa
Inspect & Copy
LavenderBlushW3C
#FFF0F51.1:1
AaAa
Inspect & Copy
MistyRoseW3C
#FFE4E11.2:1
AaAa
Inspect & Copy
MilkWhite
#FDFFF51.0:1
AaAa
Inspect & Copy
BoneWhite
#F9F6EE1.1:1
AaAa
Inspect & Copy
OffWhite
#FAF9F61.1:1
AaAa
Inspect & Copy
CoconutWhite
#FFF1E61.1:1
AaAa
Inspect & Copy
FrostWhite
#F4F6F71.1:1
AaAa
Inspect & Copy
CloudWhite
#F5F5F51.1:1
AaAa
Inspect & Copy
CottonWhite
#FBFBFB1.0:1
AaAa
Inspect & Copy
RiceWhite
#FAF5EF1.1:1
AaAa
Inspect & Copy
ChiffonWhite
#F8ECE01.2:1
Developer Implementation

How to Use Crimson in Code

Copy plug-and-play syntax for standard CSS stylesheets, Tailwind CSS utility classes, inline HTML styles, and vector SVG files.

Standard CSS
.badge {
  color: crimson;
}
Tailwind CSS
<button class="bg-[crimson] text-white px-4 py-2 rounded-md">
  Button
</button>
Inline HTML
<div style="background-color: crimson; color: #ffffff;">
  Content
</div>
SVG Vector
<svg class="w-6 h-6" viewBox="0 0 24 24">
  <circle cx="12" cy="12" r="10" fill="crimson" />
</svg>
W3C & CSS Color Module Level 4 Standards · Web Typography & UI Tokens

The Definitive Guide to HTML Color Names, CSS Colors & Web Safe Standards

The official html color names and css color names form the foundational visual vocabulary of the internet. Recognized natively by every web browser rendering engine, using standard web color names eliminates the need for external style dependencies or manual base-16 conversions during early UI drafting.

Whether you are searching for an exhaustive html color names list, querying a complete css color names list, or looking up certified html color codes and names, our interactive studio serves as your modern workstation. Front-end engineers use our platform to inspect all html color names, explore an enriched html color codes list, discover tonal ramps like html color codes blue, blue html color codes, html color codes green, pink html color codes, and html color codes pink, or extract authentic html color codes from image uploads using our pixel loupe eyedropper.

Evolution of Web Color Names: VGA to CSS Color Module Level 4

Named color keywords originated in HTML 3.2 (1997), which codified 16 basic VGA colors derived from IBM display graphics hardware: aqua, black, blue, fuchsia, gray, green, lime, maroon, navy, olive, purple, red, silver, teal, white, and yellow. During the browser wars, Mosaic and Netscape Navigator adopted 140 X11 graphics workstation names. These were codified in CSS2, CSS3, and modern CSS Color Module Level 4 standards.

Engineers frequently ask: Can you use color names in css without hex or code notations?

Yes! Browsers parse every keyword in the vanilla css color names supported by all browsers list natively. In stylesheets or via vanilla css color names supported by all browsers javascript DOM scripting, you can assign keywords directly:

element.style.backgroundColor = 'crimson';
element.style.color = 'whitesmoke';

While referencing w3schools color names tables or matching a color in css hex code equivalent, native keyword aliases like cyan (#00FFFF) and aqua, or magenta (#FF00FF) and fuchsia, resolve to identical frame values with zero overhead.

The RebeccaPurple Story: History, Value & CSS Codification

The history behind CSS rebeccapurple represents one of the most poignant milestones in open web standards. Documented across developer communities and the rebeccapurple css color code history and value reddit archives, the rebeccapurple story commemorates Rebecca Alison Meyer, daughter of web pioneer Eric Meyer, who passed away on her sixth birthday in 2014.

In tribute, the W3C CSS Working Group unanimously approved the rebeccapurple color keyword for permanent inclusion in the CSS Color Module Level 4 specification.

Rebeccapurple css color code history and value example:Rebecca Purple hex code: #663399Rebeccapurple RGB: rgb(102, 51, 153)HSL: hsl(270deg, 50%, 40%) | OKLCH: oklch(0.38 0.15 293)

Today, rebeccapurple is supported universally across all browsers, serving as a reminder of the human connections behind web specifications.

CSS Color Properties, Typography & Dynamic Linear Gradients

In modern stylesheets, applying a css color code or native keyword declaration governs typography, element surfaces, borders, and complex gradient blends. A proper colors css code architecture ensures seamless responsiveness across viewport themes.

CSS Color Example & Text Color CSS:/* Applying Text color CSS and CSS background-color list declarations */
.hero-heading { color: darkslateblue; }
.hero-card { background-color: ghostwhite; border: 1px solid lavender; }
CSS Color Linear-Gradient:.gradient-banner {
  background: linear-gradient(135deg, deepskyblue, rebeccapurple);
}

Whether declaring primary accents with a standard css red color code like CSS color red (red / #FF0000) or generating a curated css colors palette for design tokens, setting the appropriate CSS color property establishes consistent brand hierarchy.

Web Safe Colors, WCAG 2.2 Contrast & Token Exports

During the early days of 8-bit computer monitors, hardware was restricted to a 256-color palette. The historical 216 web safe color names and web safe colors list were engineered to display uniformly without dithering ($6 \times 6 \times 6$ RGB steps). While modern TrueColor and Display P3 screens have superseded web safe constraints, understanding contrast accessibility remains paramount.

Every tone in our css colors list is evaluated against WCAG 2.2 Level AA and AAA accessibility standards:

  • Body Typography (≥ 4.5:1): Dark keywords like midnightblue, maroon, and indigo pass AA contrast on white backgrounds.
  • Large Typography & UI Components (≥ 3.0:1): Mid-tones like steelblue and darkcyan satisfy component boundaries.
  • Light Keyword Backgrounds: Soft tones like aliceblue, honeydew, and lightyellow serve as optimal low-contrast surface card fills.

Developers looking for a complete chart of browser native css colors pdf, complete chart of browser native css colors pdf download, or a complete chart of browser native css colors download referencing complete chart of browser native css colors w3schools tables can utilize our Export Studio to export our CSS color table directly into Tailwind CSS v4, CSS variables, or print-ready spreadsheets.

Step-by-Step: How to Explore, Test & Implement CSS Color Names

Follow this 5-step engineering workflow to discover colors, test contrast compliance, and export design tokens from our complete list of all CSS colors.

1

Search & Filter

Search keywords in real time or filter by W3C official keywords, VGA basic colors, and hue family categories.

2

Inspect In Studio

Use the integrated CSS color picker and W3 Color picker to inspect exact HEX, RGB, HSL, and OKLCH color coordinates.

3

Verify WCAG Contrast

Check real-time contrast ratios against pure white and black backgrounds alongside simulated CVD color vision deficiencies.

4

Generate Code Snippets

Switch between named keywords and hex codes in the live CSS playground, previewing typography, backgrounds, and linear gradients.

5

Export Design Tokens

Copy clean code in 1-click or export full palette collections into Tailwind CSS v4 @theme blocks and CSS variables.

W3C Standards & CSS Color Names FAQs

Frequently Asked Questions

Comprehensive answers on HTML color names, CSS color keywords, 16 original VGA standards, hexadecimal codes, RebeccaPurple history, and color depths.

26 Answers
01

How many colors are in CSS?

CSS supports 148 standard named color keywords (such as rebeccapurple, crimson, and dodgerblue), which represent 147 unique colors plus the special keyword transparent (with aqua/cyan and fuchsia/magenta acting as synonyms).

Beyond named keywords, CSS can express:

  • 16,777,216 distinct colors in standard 24-bit sRGB using hexadecimal (#RRGGBB), rgb(), and hsl() notation (256 × 256 × 256).
  • Over 1 billion colors when rendered on 30-bit Deep Color HDR hardware.
  • Practically infinite colors when using modern CSS Color Module Level 4 spaces like oklch(), lch(), and color(display-p3 r g b), which access high-gamut physical displays far beyond traditional sRGB bounds.
02

What are the 16 original HTML color names?

The 16 original HTML color names were codified in the HTML 3.2 (1997) and HTML 4.01 specifications, derived directly from the standard 4-bit IBM VGA color palette:

black: #000000
gray: #808080
silver: #C0C0C0
white: #FFFFFF
maroon: #800000
red: #FF0000
purple: #800080
fuchsia: #FF00FF
green: #008000
lime: #00FF00
olive: #808000
yellow: #FFFF00
navy: #000080
blue: #0000FF
teal: #008080
aqua: #00FFFF

In CSS 2.1, orange (#FFA500) was subsequently added as the 17th named color before CSS3 expanded the specification to 140+ X11 colors.

03

What are the 16 main colors?

In web design, computer graphics, and operating systems, the 16 main colors refer to the fundamental 4-bit standard color set codified by IBM VGA hardware and adopted into HTML 3.2, HTML 4.01, and CSS 2.1.

These 16 foundational colors are: Black, Silver, Gray, White, Maroon, Red, Purple, Fuchsia, Green, Lime, Olive, Yellow, Navy, Blue, Teal, and Aqua.

They were established as the primary baseline for digital user interfaces because they were guaranteed to render without dithering or banding across any 16-color monitor, cathode-ray tube (CRT), or early graphical operating system.

04

Why are there 256 colors?

The existence of 256 colors stems directly from 8-bit binary computer architecture. In digital computing, 1 byte consists of 8 binary bits. Because each bit can be either 0 or 1, an 8-bit number yields 2^8 = 256 total possible values (from 0 to 255):

  • Historical 8-bit Video Adapters: In the late 1980s, adapters like VGA Mode 13h (320×200) and image formats like GIF allocated exactly 1 byte per pixel in video memory, limiting the screen to 256 simultaneous indexed colors chosen from a hardware palette.
  • Channel Depth in Modern TrueColor: In modern 24-bit RGB, each individual channel (Red, Green, Blue) is allocated 8 bits, giving 256 intensity levels per channel. Multiplying all three channels (256 × 256 × 256) yields the 16,777,216 colors used on modern screens.
  • ANSI 256 Terminal Colors: Command-line terminals use an extended 8-bit escape standard that defines 256 fixed terminal colors for syntax highlighting.
05

How many bits is 1 billion colors?

1 billion colors is 30 bits (commonly referred to as 10-bit color depth or Deep Color).

  • In standard 24-bit TrueColor, each RGB color channel uses 8 bits (2^8 = 256 intensity levels per channel → 256^3 ≈ 16.78 million colors).
  • In a 30-bit Deep Color system, each primary channel (Red, Green, Blue) is allocated 10 bits (2^10 = 1,024 intensity levels per channel).
  • Multiplying the three 10-bit channels: 1,024 × 1,024 × 1,024 = 1,073,741,824 colors (approx. 1.074 billion colors).

In hardware framebuffers and operating system compositors, 30-bit color is commonly packaged into a 32-bit pixel structure (10 bits for Red, 10 for Green, 10 for Blue, and 2 unused or alpha bits, often labeled 10-bit RGB or HDR10).

06

Is 32-bit color overkill?

In everyday computer displays and web design, 32-bit color is standard, not overkill:

  • Desktop Display & RGBA Pipelines: In consumer operating systems (Windows, macOS, Linux, Android, iOS), "32-bit color" almost universally refers to 24-bit TrueColor (8 bits Red, 8 bits Green, 8 bits Blue = 16.7 million colors) combined with an 8-bit Alpha transparency channel (8 × 4 = 32 bits, or RGBA). This is the universal standard that powers modern glassmorphism, semi-transparent modal backdrops, drop shadows, and anti-aliased typography.
  • 32-Bit Floating-Point per Channel (HDR & VFX): In 3D rendering, photography RAW editing, and cinematic VFX, "32-bit color" can refer to 32 bits of floating-point precision per channel (a 96-bit or 128-bit image buffer). While that level of precision is overkill for standard web UI, it is vital in professional film production to preserve extreme shadows and specular highlights without color banding during heavy grading.
07

Can you use hex colors in CSS?

Yes, hexadecimal color codes are natively supported in CSS across all browsers.

CSS supports four distinct hex color formats:

  • 6-digit standard (#RRGGBB): e.g., color: #3b82f6; (2 hex digits each for red, green, and blue).
  • 3-digit shorthand (#RGB): e.g., #38f expands automatically to #3388ff.
  • 8-digit with alpha (#RRGGBBAA): e.g., color: #3b82f680; where 80 hex equals 128 decimal (~50% alpha transparency).
  • 4-digit shorthand with alpha (#RGBA): e.g., #38f8 expands to #3388ff88.

Hex notation can be used on any CSS property that accepts a color, such as color, background-color, border-color, and SVG fill/stroke.

08

Do color codes use hexadecimal?

Yes, web color codes use hexadecimal (base-16) because it aligns with binary byte storage in computer memory.

  • In digital graphics, each primary color channel (Red, Green, Blue) is stored as an 8-bit byte with decimal values from 0 to 255. In decimal, these numbers vary between 1 and 3 digits in length, which makes formatting clunky.
  • In hexadecimal (base-16), a single digit represents exactly 4 binary bits (a nibble). As a result, exactly two hexadecimal digits represent one full 8-bit byte (00_16 = 0_10, FF_16 = 255_10).
  • This enables a 24-bit RGB color to be packaged as a predictable, fixed 6-character string (#RRGGBB), making it easy to store, parse, and exchange between design and development tools.
09

How do I define colors in CSS?

CSS provides multiple standardized syntaxes to define colors:

  1. Named Color Keywords: color: rebeccapurple; or color: crimson;
  2. Hexadecimal Notation: color: #3b82f6; or color: #3b82f680; (with alpha opacity)
  3. RGB Functional Syntax: Modern space-separated rgb(59 130 246) or with alpha rgb(59 130 246 / 0.5)
  4. HSL Functional Syntax: hsl(217deg 91% 60%)
  5. Perceptual OKLCH (CSS Color Module Level 4): oklch(0.62 0.21 259) — recommended for modern accessible UI design.
  6. Wide Gamut Display P3: color(display-p3 0.23 0.51 0.96)
  7. Dynamic System Keywords: currentColor and transparent
  8. CSS Custom Properties (Design Tokens): --brand-blue: #3b82f6; color: var(--brand-blue);
10

How do I name colors in CSS?

There are two ways to name colors in CSS:

  • 1. Using Standard W3C Named Keywords: You can apply any of the 148 standard keywords directly to CSS properties without declaration (e.g. background-color: darkslateblue;).
  • 2. Defining Custom Color Names via CSS Custom Properties (Variables): To name custom brand colors, define CSS variables on the :root pseudo-class or component scope:
    :root {
      --color-primary: #3b82f6;
      --color-surface: #ffffff;
      --color-muted: #6b7280;
    }
    
    .btn {
      background-color: var(--color-primary);
    }
  • In Tailwind CSS v4: You can define custom semantic names directly in CSS using the @theme block:
    @theme {
      --color-brand: #3b82f6;
    }
11

What is a CSS color name?

A CSS color name (also known as a named color keyword) is a standardized, case-insensitive string recognized natively by browser rendering engines that maps directly to an exact sRGB hexadecimal value.

For example, when a browser encounters color: crimson;, its internal parser translates the keyword directly to #DC143C (rgb(220, 20, 60)) without requiring quotation marks, hash symbols, or function wrappers.

12

Can you provide a list of CSS color names?

Yes. The CSS Color Module Level 4 specification standardizes 148 named color keywords (147 unique colors plus transparent), classified into 10 tonal color families:

  • Reds (9): IndianRed, LightCoral, Salmon, DarkSalmon, LightSalmon, Crimson, Red, FireBrick, DarkRed
  • Pinks (6): Pink, LightPink, HotPink, DeepPink, MediumVioletRed, PaleVioletRed
  • Oranges (5): Coral, Tomato, OrangeRed, DarkOrange, Orange
  • Yellows (11): Gold, Yellow, LightYellow, LemonChiffon, LightGoldenrodYellow, PapayaWhip, Moccasin, PeachPuff, PaleGoldenrod, Khaki, DarkKhaki
  • Purples (18): Lavender, Thistle, Plum, Violet, Orchid, Fuchsia, Magenta, MediumOrchid, MediumPurple, RebeccaPurple, BlueViolet, DarkViolet, DarkOrchid, DarkMagenta, Purple, Indigo, SlateBlue, DarkSlateBlue
  • Greens (23): GreenYellow, Chartreuse, LawnGreen, Lime, LimeGreen, PaleGreen, LightGreen, MediumSpringGreen, SpringGreen, MediumSeaGreen, SeaGreen, ForestGreen, Green, DarkGreen, YellowGreen, OliveDrab, Olive, DarkOliveGreen, MediumAquamarine, DarkSeaGreen, LightSeaGreen, DarkCyan, Teal
  • Blues (25): Aqua, Cyan, LightCyan, PaleTurquoise, Aquamarine, Turquoise, MediumTurquoise, DarkTurquoise, CadetBlue, SteelBlue, LightSteelBlue, PowderBlue, LightBlue, SkyBlue, LightSkyBlue, DeepSkyBlue, DodgerBlue, CornflowerBlue, MediumSlateBlue, RoyalBlue, Blue, MediumBlue, DarkBlue, Navy, MidnightBlue
  • Browns (17): Cornsilk, BlanchedAlmond, Bisque, NavajoWhite, Wheat, BurlyWood, Tan, RosyBrown, SandyBrown, Goldenrod, DarkGoldenrod, Peru, Chocolate, SaddleBrown, Sienna, Brown, Maroon
  • Whites (17): White, Snow, Honeydew, MintCream, Azure, AliceBlue, GhostWhite, WhiteSmoke, Seashell, Beige, OldLace, FloralWhite, Ivory, AntiqueWhite, Linen, LavenderBlush, MistyRose
  • Grays & Blacks (10): Gainsboro, LightGray, Silver, DarkGray, Gray, DimGray, LightSlateGray, SlateGray, DarkSlateGray, Black

Tip: Scroll up to our interactive Color Names directory to inspect live swatches, test contrast, and copy codes for every single color name.

13

What color is #000000 in CSS?

In CSS, #000000 (or 3-digit shorthand #000) represents pure Black.

  • RGB Values: rgb(0, 0, 0)
  • HSL Values: hsl(0, 0%, 0%)
  • Physical Significance: In additive light displays, black represents the total absence of emitted red, green, and blue light. Against pure white (#FFFFFF), it achieves the maximum possible WCAG contrast ratio of 21:1.
14

What color is #ffffff in CSS?

In CSS, #ffffff (or shorthand #fff) represents pure White.

  • RGB Values: rgb(255, 255, 255)
  • HSL Values: hsl(0, 0%, 100%)
  • Physical Significance: In additive RGB color synthesis, white is generated by turning all three primary color channels (Red, Green, Blue) to their maximum 100% intensity (255 in 8-bit notation).
15

What color is 666666?

#666666 (or shorthand #666) is a medium-dark neutral gray (RGB: rgb(102, 102, 102), HSL: hsl(0, 0%, 40%)).

In digital typography, #666666 achieves an accessible contrast ratio of 5.74:1 against pure white (#FFFFFF), comfortably passing the WCAG 2.2 AA threshold of 4.5:1. It is one of the most widely used colors for secondary body text, subtitles, metadata, and neutral UI icons.

16

What color is 999999?

#999999 (or shorthand #999) is a medium-light neutral gray (RGB: rgb(153, 153, 153), HSL: hsl(0, 0%, 60%)).

Against pure white, #999999 delivers a contrast ratio of 2.85:1. Because this falls below the WCAG 4.5:1 requirement for readable text, designers avoid using it for body copy. However, it is an industry standard for placeholder text, disabled buttons, subtle borders, and decorative horizontal rules.

17

What color is represented by the hex code 7393B3?

#7393B3 is commonly named Air Force Blue, Slate Gray Blue, or Pewter Blue.

  • RGB: rgb(115, 147, 179)
  • HSL: hsl(210°, 30%, 58%)
  • OKLCH: oklch(0.64 0.05 237)

It is a refined, muted, cool slate blue that brings an understated, professional aesthetic to editorial layouts, tag pills, cards, and secondary action badges.

18

Should I use hex or RGB?

Both hexadecimal and RGB are fully supported across all browsers, but each offers specific workflow advantages:

  • When to use HEX (#3b82f6): HEX is compact, concise, and the universal standard exported by UI design tools like Figma, Sketch, and Adobe XD. It is ideal for static CSS declarations, design tokens, and HTML email templates.
  • When to use RGB (rgb(59 130 246)): RGB is ideal when you need dynamic opacity using modern CSS slash syntax (rgb(59 130 246 / 0.5)) or when computing color channels programmatically in JavaScript.
  • Modern Recommendation: For new projects, consider OKLCH (oklch(0.62 0.21 259)). OKLCH features perceptually uniform lightness and unlocks the wider color spectrum of modern HDR and P3 screens.
19

Is oklch better than RGB?

Yes, OKLCH is significantly superior to RGB for modern user interface design and design token systems.

Key advantages of OKLCH over classical RGB:

  1. Perceptual Uniformity: In sRGB and HSL, colors with the same mathematical lightness value appear to have vastly different brightness to human eyes (e.g., pure yellow #FFFF00 appears radiant while pure blue #0000FF appears dark). In OKLCH, the Lightness (L) channel is perceptually linear: all colors with L = 0.70 share identical perceived brightness.
  2. Predictable Accessibility Contrast: Because OKLCH lightness aligns with human vision, you can swap hues across a design system without unexpectedly breaking WCAG contrast ratios.
  3. Clean Gradient Transitions: RGB gradients frequently suffer from muddy gray or discolored dead zones in the middle. OKLCH interpolates through the natural chromatic spectrum smoothly.
  4. Access to Wide Gamuts: OKLCH can directly represent high-saturation hues on modern Display P3 and Rec.2020 displays that cannot physically be expressed in legacy sRGB.
20

What color is Rebecca Purple?

rebeccapurple is a rich, warm, medium-dark regal purple with the hex code #663399.

  • RGB: rgb(102, 51, 153)
  • HSL: hsl(270°, 50%, 40%)
  • Visual Character: It sits elegantly between violet and indigo, featuring a balanced 50% saturation and 40% lightness that produces excellent contrast and high readability in digital interfaces.
21

What is the hex code for Rebecca Purple?

The official hex code for rebeccapurple is #663399.

In CSS 3-digit shorthand notation, it can also be written concisely as #639.

22

How was Rebecca purple named?

rebeccapurple was created as a permanent tribute to Rebecca Alison Meyer, daughter of web pioneer Eric Meyer (author of CSS: The Definitive Guide and co-creator of CSS Reset).

Rebecca passed away from brain cancer on her sixth birthday on June 7, 2014. As purple was Rebecca's favorite color, the web developer community launched a grassroots initiative to name #663399 in her memory. On June 21, 2014, the W3C CSS Working Group unanimously approved adding rebeccapurple to the CSS Color Module Level 4 specification, ensuring her legacy lives on in every web browser.

23

What are the 16 ANSI colors?

The 16 ANSI colors are the standard terminal color set codified by the ECMA-48 / ANSI X3.64 standard for terminal emulators and command-line interfaces:

  • 8 Standard Colors (Codes 30–37): Black (#000000), Red (#CD0000), Green (#00CD00), Yellow (#CDCD00), Blue (#0000EE), Magenta (#CD00CD), Cyan (#00CDCD), and Light Gray (#E5E5E5).
  • 8 Bright / High-Intensity Colors (Codes 90–97): Bright Black/Dark Gray (#7F7F7F), Bright Red (#FF0000), Bright Green (#00FF00), Bright Yellow (#FFFF00), Bright Blue (#5C5CFF), Bright Magenta (#FF00FF), Bright Cyan (#00FFFF), and Bright White (#FFFFFF).
24

What colors are used in VGA graphics?

IBM's Video Graphics Array (VGA) hardware, introduced in 1987, established two defining color display modes:

  • 16-Color Mode (4-bit IRGB Palette): Displayed 16 colors: Black, Blue, Green, Cyan, Red, Magenta, Brown, Light Gray, Dark Gray, Light Blue, Light Green, Light Cyan, Light Red, Light Magenta, Yellow, and White. These 16 hardware colors directly became the original 16 HTML 3.2 named colors.
  • 256-Color Mode (Mode 13h): Offered 256 colors at a resolution of 320×200 pixels, selected from an analog 18-bit DAC palette capable of producing 262,144 possible colors (64 intensity levels for each RGB channel).
25

What are the 7 color codes?

The 7 color codes refer to the visible light spectrum codified by Sir Isaac Newton in 1672, commonly remembered by the mnemonic ROYGBIV. Their standard CSS color names and hexadecimal codes are:

  1. Red: #FF0000 (keyword: red)
  2. Orange: #FFA500 (keyword: orange)
  3. Yellow: #FFFF00 (keyword: yellow)
  4. Green: #008000 (keyword: green) or #00FF00 (lime)
  5. Blue: #0000FF (keyword: blue)
  6. Indigo: #4B0082 (keyword: indigo)
  7. Violet: #EE82EE (keyword: violet)
26

What are the 12 types of colors?

In classical color theory and color wheel mechanics, the 12 types of colors refer to the 12 primary, secondary, and tertiary hues that make up the traditional 12-part chromatic color wheel:

  • 3 Primary Colors: Red, Yellow, and Blue. These are the pure base pigments that cannot be created by mixing other colors.
  • 3 Secondary Colors: Orange (Red + Yellow), Green (Yellow + Blue), and Purple/Violet (Blue + Red).
  • 6 Tertiary Colors: Red-Orange, Yellow-Orange, Yellow-Green, Blue-Green, Blue-Violet, and Red-Violet (created by mixing an adjacent primary and secondary color in equal proportion).

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