This is down to their color being a mix of gold, brown and green. Hazel eyes can change colors based on the lighting, the ...

Medically reviewed by Johnstone M. Kim, MD Of the four main eye colors (brown, blue, green, and hazel), the rarest eye color ...

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.