PrimalPHP/Color — pull request #1 by robbertkl (2014-03-05 10:55:48+00:00)
Title: Fix CSS output for RGBColor

The `toCSS()` method of `RGBColor` incorrectly uses hsla/hsl with RGB components.

Also, HSVColor uses hsl as well, which is incorrect, so it might be better to convert it to another format and use its toCSS().