Developer Reference
Complete reference for all 146 CSS named color keywords. Includes hex, RGB, and HSL values for every color — from CSS Level 1 basics to CSS Level 4's rebeccapurple.
146 named colors
16 basic colors defined in the original CSS specification: aqua, black, blue, fuchsia, gray, green, lime, maroon, navy, olive, purple, red, silver, teal, white, and yellow.
Expanded to 147 named colors, adding the full X11 color set. Includes color aliases like grey variants and transparent as a keyword.
Added rebeccapurple (#663399) — named in honor of Rebecca Meyer, daughter of web pioneer Eric Meyer. The only new named color in CSS4.