My first thought when they mentioned it was the optical illusion where the color looks different because of the colors around it[0]. Maybe having distinct color

My first thought when they mentioned it was the optical illusion where the color looks different because of the colors around it[0]. Maybe having distinct colors (red/blue) would help with that. [0] Bad at explaining so an image: http://i.imgur.com/oyWO4IP.jpg http://i.imgur.com/oyWO4IP.jpg