How "The Dress" Became an Illusion Unlike Any Other Scientific American Here's why people saw the dress differently. Color Debate: The Gold and White vs. Black and Blue Dress Zendaya Blue and Brown Floral Midi Dress In 2015, a photograph of a dress went viral, dividing viewers over whether its colors were blue and black or white and gold. This optical illusion highlighted differences in human color perception Is the dress blue black or white gold? Body Worlds Amsterdam