Có nhiều từ khóa CSS định nghĩa màu bằng tên thực thay vì số. Đây là danh sách tên màu CSS chính thức cho đến nay:
- aliceblue
- antiquewhite
- aqua
- aquamarine
- azure
- beige
- bisque
- black
- blanchedalmond
- blue
- blueviolet
- brown
- burlywood
- cadetblue
- chartreuse
- chocolate
- coral
- cornflowerblue
- cornsilk
- crimson
- cyan
- darkblue
- darkcyan
- darkgoldenrod
- darkgray
- darkgreen
- darkgrey
- darkkhaki
- darkmagenta
- darkolivegreen
- darkorange
- darkorchid
- darkred
- darksalmon
- darkseagreen
- darkslateblue
- darkslategray
- darkslategrey
- darkturquoise
- darkviolet
- deeppink
- deepskyblue
- dimgray
- dimgrey
- dodgerblue
- firebrick
- floralwhite
- forestgreen
- fuchsia
- gainsboro
- ghostwhite
- gold
- goldenrod
- gray
- green
- greenyellow
- grey
- honeydew
- hotpink
- indianred
- indigo
- ivory
- khaki
- lavender
- lavenderblush
- lawngreen
- lemonchiffon
- lightblue
- lightcoral
- lightcyan
- lightgoldenrodyellow
- lightgray
- lightgreen
- lightgrey
- lightpink
- lightsalmon
- lightseagreen
- lightskyblue
- lightslategray
- lightslategrey
- lightsteelblue
- lightyellow
- lime
- limegreen
- linen
- magenta
- maroon
- mediumaquamarine
- mediumblue
- mediumorchid
- mediumpurple
- mediumseagreen
- mediumslateblue
- mediumspringgreen
- mediumturquoise
- mediumvioletred
- midnightblue
- mintcream
- mistyrose
- moccasin
- navajowhite
- navy
- oldlace
- olive
- olivedrab
- orange
- orangered
- orchid
- palegoldenrod
- palegreen
- paleturquoise
- palevioletred
- papayawhip
- peachpuff
- peru
- pink
- plum
- powderblue
- purple
- rebeccapurple
- red
- rosybrown
- royalblue
- saddlebrown
- salmon
- sandybrown
- seagreen
- seashell
- sienna
- silver
- skyblue
- slateblue
- slategray
- slategrey
- snow
- springgreen
- steelblue
- tan
- teal
- thistle
- tomato
- turquoise
- violet
- wheat
- white
- whitesmoke
- yellow
- yellowgreen
Wikipedia có bảng màu tuyệt vời hiển thị tương đương hexadecimal/rgb, và HSL cho các tên màu trên web.