Slate.com has a wonderful colour wheel showcasing the entire cartoon character spectrum. In the interactive graphic you'll find the complete rainbow of cartoon characters, from Pink Panthers to Grape Apes to red, well, whatever Zoidberg is. You'll notice a few fleshy humanoids, too. Of course not every iconic character could be included—the cartooniverse is too vast to completely chronicle – but they've handpicked beloved creatures of every hue.
