Unlike more common eye colors like brown, which is the dominant color and makes up about 80% of the world's population, or blue and green, gray eyes require a confluence of complex genetic ...

Read on to learn about the personality traits associated with having brown, black, hazel, green, blue, and gray eyes. Brown eyes are the most common in the world compared with blue and green.

Hazel eyes are a mix of brown, gold, green, and sometimes even gray. Depending on the lighting, they can even shift colors like a mood ring. Only about 10 percent of the world has hazel eyes ...