The evolution of color names in CSS
Today, while reading Mozilla’s CSS color developer docs, I learned that the list of CSS colors is not (and never was) equivalent to the full X11 named colors list.
Thus spake Mozilla:
The list of accepted keywords has undergone many changes during the evolution of CSS:
- CSS Level 1 only included 16 basic colors, called the VGA colors as they were taken from the set of displayable colors on VGA graphics cards.
- CSS Level 2 added the
- Although various colors not in the specification (mostly adapted from the X11 colors list) were supported by early browsers, it wasn’t until SVG 1.0 and CSS Colors Level 3 that they were formally defined. They are called the extended color keywords, the X11 colors, or the SVG colors.
- CSS Colors Level 4 added the
rebeccapurplekeyword to honor web pioneer Eric Meyer.
Read more on Mozilla.org.