The Best T-Shirts to Buy in Every Color. Life isn't black and white, and your tees shouldn’t be, either. ... It's high time you went full Matisse with your T-shirt colors.

In fact, in a brief three-month span, between February and May 1991, the company sold a whopping $50 million worth of color-changing, heat-sensitive T-shirts, shorts, pants, sweatshirts and tights ...