GrapeFruit is a pure Python module that lets you easily manipulate and convert color information. Its primary goal is to be natural and flexible.

The following color systems are supported by GrapeFruit:
* RGB (sRGB)
* HSL
* HSV
* YIQ
* YUV
* CIE-XYZ
* CIE-LAB (with the illuminant you want)
* CMY
* CMYK
* HTML/CSS color definition (#RRGGBB, #RGB or the X11 color name)
* RYB (artistic color wheel)