The Crazy Stories Behind 6 Of The World’s Rarest Colors The rare pigment collection at the Harvard Art Museums conjures up magic, colonialism, and mythical cow pee.

Of the four main eye colors (brown, blue, green, and hazel), the rarest eye color is green. However, new classifications say another color is even rarer: gray. Brown is the most common worldwide ...

Ever wondered just how many horse colors there are? Well, we’ve done the work to bring in every color, variation, pattern, and marking we could think of just for you! You’ll find the rarest ...