Welcome! On these pages, you will find learning materials on color theory and assorted color systems. You can use the exercises to practice and to reflect on your progress.
A short introduction to color systems in general
Red, green, and blue
CMY and CMYK
Cyan, magenta, and yellow (and black)
Hue, saturation, and lightness
Hue, saturation, and value
The following exercises may include tasks for any of the supported color systems. For more specific exercises, have a look at the respective color system page.
Reproduce a given color.
You are given a color in numerical form. Find it among a list of color patches.
Color Conversion Selection
You are given a color in numerical form. Select the correct conversion from a list.
Convert a given color.
All of the above