Rarest eye colors in the world

Eye color is a polygenic phenotypic character determined by two distinct factors the Neither blue nor green pigments are ever present in the human iris or ocular Blue eyes are rare in mammals; one example is the recently discovered  Aug 25 2015 Brown is the most common eye color Individuals with brown eyes have more melanin present and over half of the people in the world have  Green eyes are the rarest in the world with only around 2 percent of the population having green eyes Green eyes are sometimes mistaken for hazel