How many CSS color names are there?

CSS defines 148 named colors (including the "grey" spellings of the gray colors), from aliceblue to yellowgreen. They work in every modern browser.

Are CSS color names case sensitive?

No. "Red", "red" and "RED" all work, but lowercase is the usual style.

What is rebeccapurple?

rebeccapurple (#663399) was added to CSS in 2014 in memory of Rebecca Meyer, daughter of CSS pioneer Eric Meyer.

CSS color names

All the named colors you can use in CSS and HTML, with hex and RGB codes. The "grey" spellings (like darkslategrey) work too and match the "gray" ones.

Color	CSS name	HEX	RGB
Alice Blue	`aliceblue`	`#F0F8FF`	rgb(240, 248, 255)
Antique White	`antiquewhite`	`#FAEBD7`	rgb(250, 235, 215)
Aqua	`aqua`	`#00FFFF`	rgb(0, 255, 255)
Aquamarine	`aquamarine`	`#7FFFD4`	rgb(127, 255, 212)
Azure	`azure`	`#F0FFFF`	rgb(240, 255, 255)
Beige	`beige`	`#F5F5DC`	rgb(245, 245, 220)
Bisque	`bisque`	`#FFE4C4`	rgb(255, 228, 196)
Black	`black`	`#000000`	rgb(0, 0, 0)
Blanched Almond	`blanchedalmond`	`#FFEBCD`	rgb(255, 235, 205)
Blue	`blue`	`#0000FF`	rgb(0, 0, 255)
Blue Violet	`blueviolet`	`#8A2BE2`	rgb(138, 43, 226)
Brown	`brown`	`#A52A2A`	rgb(165, 42, 42)
Burlywood	`burlywood`	`#DEB887`	rgb(222, 184, 135)
Cadet Blue	`cadetblue`	`#5F9EA0`	rgb(95, 158, 160)
Chartreuse	`chartreuse`	`#7FFF00`	rgb(127, 255, 0)
Chocolate	`chocolate`	`#D2691E`	rgb(210, 105, 30)
Coral	`coral`	`#FF7F50`	rgb(255, 127, 80)
Cornflower Blue	`cornflowerblue`	`#6495ED`	rgb(100, 149, 237)
Cornsilk	`cornsilk`	`#FFF8DC`	rgb(255, 248, 220)
Crimson	`crimson`	`#DC143C`	rgb(220, 20, 60)
Cyan	`cyan`	`#00FFFF`	rgb(0, 255, 255)
Dark Blue	`darkblue`	`#00008B`	rgb(0, 0, 139)
Dark Cyan	`darkcyan`	`#008B8B`	rgb(0, 139, 139)
Dark Goldenrod	`darkgoldenrod`	`#B8860B`	rgb(184, 134, 11)
Dark Gray	`darkgray`	`#A9A9A9`	rgb(169, 169, 169)
Dark Green	`darkgreen`	`#006400`	rgb(0, 100, 0)
Dark Khaki	`darkkhaki`	`#BDB76B`	rgb(189, 183, 107)
Dark Magenta	`darkmagenta`	`#8B008B`	rgb(139, 0, 139)
Dark Olive Green	`darkolivegreen`	`#556B2F`	rgb(85, 107, 47)
Dark Orange	`darkorange`	`#FF8C00`	rgb(255, 140, 0)
Dark Orchid	`darkorchid`	`#9932CC`	rgb(153, 50, 204)
Dark Red	`darkred`	`#8B0000`	rgb(139, 0, 0)
Dark Salmon	`darksalmon`	`#E9967A`	rgb(233, 150, 122)
Dark Sea Green	`darkseagreen`	`#8FBC8F`	rgb(143, 188, 143)
Dark Slate Blue	`darkslateblue`	`#483D8B`	rgb(72, 61, 139)
Dark Slate Gray	`darkslategray`	`#2F4F4F`	rgb(47, 79, 79)
Dark Turquoise	`darkturquoise`	`#00CED1`	rgb(0, 206, 209)
Dark Violet	`darkviolet`	`#9400D3`	rgb(148, 0, 211)
Deep Pink	`deeppink`	`#FF1493`	rgb(255, 20, 147)
Deep Sky Blue	`deepskyblue`	`#00BFFF`	rgb(0, 191, 255)
Dim Gray	`dimgray`	`#696969`	rgb(105, 105, 105)
Dodger Blue	`dodgerblue`	`#1E90FF`	rgb(30, 144, 255)
Firebrick	`firebrick`	`#B22222`	rgb(178, 34, 34)
Floral White	`floralwhite`	`#FFFAF0`	rgb(255, 250, 240)
Forest Green	`forestgreen`	`#228B22`	rgb(34, 139, 34)
Fuchsia	`fuchsia`	`#FF00FF`	rgb(255, 0, 255)
Gainsboro	`gainsboro`	`#DCDCDC`	rgb(220, 220, 220)
Ghost White	`ghostwhite`	`#F8F8FF`	rgb(248, 248, 255)
Gold	`gold`	`#FFD700`	rgb(255, 215, 0)
Goldenrod	`goldenrod`	`#DAA520`	rgb(218, 165, 32)
Gray	`gray`	`#808080`	rgb(128, 128, 128)
Green	`green`	`#008000`	rgb(0, 128, 0)
Green Yellow	`greenyellow`	`#ADFF2F`	rgb(173, 255, 47)
Honeydew	`honeydew`	`#F0FFF0`	rgb(240, 255, 240)
Hot Pink	`hotpink`	`#FF69B4`	rgb(255, 105, 180)
Indian Red	`indianred`	`#CD5C5C`	rgb(205, 92, 92)
Indigo	`indigo`	`#4B0082`	rgb(75, 0, 130)
Ivory	`ivory`	`#FFFFF0`	rgb(255, 255, 240)
Khaki	`khaki`	`#F0E68C`	rgb(240, 230, 140)
Lavender	`lavender`	`#E6E6FA`	rgb(230, 230, 250)
Lavender Blush	`lavenderblush`	`#FFF0F5`	rgb(255, 240, 245)
Lawn Green	`lawngreen`	`#7CFC00`	rgb(124, 252, 0)
Lemon Chiffon	`lemonchiffon`	`#FFFACD`	rgb(255, 250, 205)
Light Blue	`lightblue`	`#ADD8E6`	rgb(173, 216, 230)
Light Coral	`lightcoral`	`#F08080`	rgb(240, 128, 128)
Light Cyan	`lightcyan`	`#E0FFFF`	rgb(224, 255, 255)
Light Goldenrod Yellow	`lightgoldenrodyellow`	`#FAFAD2`	rgb(250, 250, 210)
Light Gray	`lightgray`	`#D3D3D3`	rgb(211, 211, 211)
Light Green	`lightgreen`	`#90EE90`	rgb(144, 238, 144)
Light Pink	`lightpink`	`#FFB6C1`	rgb(255, 182, 193)
Light Salmon	`lightsalmon`	`#FFA07A`	rgb(255, 160, 122)
Light Sea Green	`lightseagreen`	`#20B2AA`	rgb(32, 178, 170)
Light Sky Blue	`lightskyblue`	`#87CEFA`	rgb(135, 206, 250)
Light Slate Gray	`lightslategray`	`#778899`	rgb(119, 136, 153)
Light Steel Blue	`lightsteelblue`	`#B0C4DE`	rgb(176, 196, 222)
Light Yellow	`lightyellow`	`#FFFFE0`	rgb(255, 255, 224)
Lime	`lime`	`#00FF00`	rgb(0, 255, 0)
Lime Green	`limegreen`	`#32CD32`	rgb(50, 205, 50)
Linen	`linen`	`#FAF0E6`	rgb(250, 240, 230)
Magenta	`magenta`	`#FF00FF`	rgb(255, 0, 255)
Maroon	`maroon`	`#800000`	rgb(128, 0, 0)
Medium Aquamarine	`mediumaquamarine`	`#66CDAA`	rgb(102, 205, 170)
Medium Blue	`mediumblue`	`#0000CD`	rgb(0, 0, 205)
Medium Orchid	`mediumorchid`	`#BA55D3`	rgb(186, 85, 211)
Medium Purple	`mediumpurple`	`#9370DB`	rgb(147, 112, 219)
Medium Sea Green	`mediumseagreen`	`#3CB371`	rgb(60, 179, 113)
Medium Slate Blue	`mediumslateblue`	`#7B68EE`	rgb(123, 104, 238)
Medium Spring Green	`mediumspringgreen`	`#00FA9A`	rgb(0, 250, 154)
Medium Turquoise	`mediumturquoise`	`#48D1CC`	rgb(72, 209, 204)
Medium Violet Red	`mediumvioletred`	`#C71585`	rgb(199, 21, 133)
Midnight Blue	`midnightblue`	`#191970`	rgb(25, 25, 112)
Mint Cream	`mintcream`	`#F5FFFA`	rgb(245, 255, 250)
Misty Rose	`mistyrose`	`#FFE4E1`	rgb(255, 228, 225)
Moccasin	`moccasin`	`#FFE4B5`	rgb(255, 228, 181)
Navajo White	`navajowhite`	`#FFDEAD`	rgb(255, 222, 173)
Navy	`navy`	`#000080`	rgb(0, 0, 128)
Old Lace	`oldlace`	`#FDF5E6`	rgb(253, 245, 230)
Olive	`olive`	`#808000`	rgb(128, 128, 0)
Olive Drab	`olivedrab`	`#6B8E23`	rgb(107, 142, 35)
Orange	`orange`	`#FFA500`	rgb(255, 165, 0)
Orange Red	`orangered`	`#FF4500`	rgb(255, 69, 0)
Orchid	`orchid`	`#DA70D6`	rgb(218, 112, 214)
Pale Goldenrod	`palegoldenrod`	`#EEE8AA`	rgb(238, 232, 170)
Pale Green	`palegreen`	`#98FB98`	rgb(152, 251, 152)
Pale Turquoise	`paleturquoise`	`#AFEEEE`	rgb(175, 238, 238)
Pale Violet Red	`palevioletred`	`#DB7093`	rgb(219, 112, 147)
Papaya Whip	`papayawhip`	`#FFEFD5`	rgb(255, 239, 213)
Peach Puff	`peachpuff`	`#FFDAB9`	rgb(255, 218, 185)
Peru	`peru`	`#CD853F`	rgb(205, 133, 63)
Pink	`pink`	`#FFC0CB`	rgb(255, 192, 203)
Plum	`plum`	`#DDA0DD`	rgb(221, 160, 221)
Powder Blue	`powderblue`	`#B0E0E6`	rgb(176, 224, 230)
Purple	`purple`	`#800080`	rgb(128, 0, 128)
Rebecca Purple	`rebeccapurple`	`#663399`	rgb(102, 51, 153)
Red	`red`	`#FF0000`	rgb(255, 0, 0)
Rosy Brown	`rosybrown`	`#BC8F8F`	rgb(188, 143, 143)
Royal Blue	`royalblue`	`#4169E1`	rgb(65, 105, 225)
Saddle Brown	`saddlebrown`	`#8B4513`	rgb(139, 69, 19)
Salmon	`salmon`	`#FA8072`	rgb(250, 128, 114)
Sandy Brown	`sandybrown`	`#F4A460`	rgb(244, 164, 96)
Sea Green	`seagreen`	`#2E8B57`	rgb(46, 139, 87)
Seashell	`seashell`	`#FFF5EE`	rgb(255, 245, 238)
Sienna	`sienna`	`#A0522D`	rgb(160, 82, 45)
Silver	`silver`	`#C0C0C0`	rgb(192, 192, 192)
Sky Blue	`skyblue`	`#87CEEB`	rgb(135, 206, 235)
Slate Blue	`slateblue`	`#6A5ACD`	rgb(106, 90, 205)
Slate Gray	`slategray`	`#708090`	rgb(112, 128, 144)
Snow	`snow`	`#FFFAFA`	rgb(255, 250, 250)
Spring Green	`springgreen`	`#00FF7F`	rgb(0, 255, 127)
Steel Blue	`steelblue`	`#4682B4`	rgb(70, 130, 180)
Tan	`tan`	`#D2B48C`	rgb(210, 180, 140)
Teal	`teal`	`#008080`	rgb(0, 128, 128)
Thistle	`thistle`	`#D8BFD8`	rgb(216, 191, 216)
Tomato	`tomato`	`#FF6347`	rgb(255, 99, 71)
Turquoise	`turquoise`	`#40E0D0`	rgb(64, 224, 208)
Violet	`violet`	`#EE82EE`	rgb(238, 130, 238)
Wheat	`wheat`	`#F5DEB3`	rgb(245, 222, 179)
White	`white`	`#FFFFFF`	rgb(255, 255, 255)
White Smoke	`whitesmoke`	`#F5F5F5`	rgb(245, 245, 245)
Yellow	`yellow`	`#FFFF00`	rgb(255, 255, 0)
Yellow Green	`yellowgreen`	`#9ACD32`	rgb(154, 205, 50)

Questions

How many CSS color names are there?: CSS defines 148 named colors (including the "grey" spellings of the gray colors), from aliceblue to yellowgreen. They work in every modern browser.
Are CSS color names case sensitive?: No. "Red", "red" and "RED" all work, but lowercase is the usual style.
What is rebeccapurple?: rebeccapurple (#663399) was added to CSS in 2014 in memory of Rebecca Meyer, daughter of CSS pioneer Eric Meyer.