"Color Wheel" Moses Harris, 18th C. (source: Image Quest)
Yale Press has created an ebook version of Interaction of Color by Josef Albers app for iPad. As you can see from the trailer below, this is much more than just an ebook and allows the user to create color studies and to interact with the text and plates in a variety of ways.
Exploratorium's Color Uncovered: An Interactive Book for iPad and Android Tablets is a free and fun app that covers the art, physics, and psychology of color. For more information, watch this short video review by TeachHUB Magazine.