Many of us develop strong attachments to particular colors, but purple brings out the most focused and enthusiastic devotion. What makes purple so distinctive? Part of the answer comes from optics.

Are you a purple person? What comes to mind when you think of the hue? The first association you make with the color is likely along the lines of “royalty” or “regal.” That’s because purple is indeed ...

Purple: It's the color of Barney the dinosaur, certain iris blooms, and eggplant. However, scientists now say that the color we know as purple may not actually exist. That is going to come as ...