But non-nobles broke the rules all the time; some Japanese lined their kimonos in the forbidden color or even wore red underwear. The Many Faces of Red Red can be a naughty color — red-light ...

Try to imagine reddish green — not the dull brown you get when you mix the two pigments together, but rather a color that is somewhat like red and somewhat like green. Or, instead, try to ...

Tiger Stripes on the Brain In our experiment, when the red-green or yellow-blue fields differed significantly in luminance we and our other subjects did not see forbidden colors. Instead we saw ...