If you have blue eyes, this could make you a bit green.
Men and women with brown eyes are seen as more trustworthy.
But before blue-eyed boys and girls reach for coloured contact lenses, the results may simply be to do with the facial shape of those with brown eyes.
Researchers took pictures of 80 men and women and asked almost 250 volunteers to rate them.
Overall, brown-eyed faces were judged to be more trustworthy than the blue-eyed ones and the women as more trustworthy than the men.