If you have the rarest hair color and eye color combination, you're one in a million—or more! Here's the pair that makes you a rarity. Skip to main content. A Trusted Friend in a Complicated World.

When you shop for shampoo, you probably see different kinds that cater to oily hair, dry hair, or color-treated hair. But there’s something called combination hair that you probably won’t read ...

Brown hair and brown eyes, for example, are both dominant, which is why they make up such a large percentage of hair-eye color combinations. Parents can also be carriers for recessive genes.

The combinations with highlights and low lights gives a beautiful modern look." ... The Best Hair-Color Ideas to Try in 2025. By Bella Cacciatore, Danielle Sinay, and Catharine Malzahn.

Red is the rarest hair color, but to understand why that’s the case, you need a basic grasp of the science. There’s a lot more to it than the simple traits we learned about in high school biology.

Read moreThis is the rarest hair and eye color combination. Brown eyes, hazel eyes, green eyes, blue eyes — these are the standard shades for the windows to our soul.