Purple, and yes, there are people (Very few!) with purple eyes.
Green being a mutation of the melanin in the iris and purple and red but those colors are usually found in Albinos. Amber is also a somewhat rare color.
Purple is the most uncommon eye color
Yellow
By doing the researching of colors, i think the most uncommon color is Razzmataz
pink
Yellow
the most common eye color is brown Brown.
probably blue or shades of it....but u need to proof check it again
Red hair is the most uncommon hair color. Only 4% of the world has it. Next comes blonde. Then brown. Then black.
rarest eye color is GREEN
dark brown(nearly black) is the most common eye color in korea.
Brown is the most popular eye color in the world. Brown eyes are a dominant trait.
rarest eye color is GREEN