The actual dress was black and blue. The confusion came from how lighting and color perception tricked people's brains, making some see it as white and gold. It became a viral example Picture Of Viral Blue And Black Dress Also Shows White And Gold, And Twitter Is Arguing Over It Again Evie Magazine How "The Dress" Became an Illusion Unlike Any Other Scientific American What color is the dress? Why do some people see blue and black and some people see gold and white when looking at a single image of a dress? : r askscience ELI5:Why does this dress appear white gold to some people and black blue to others? : r explainlikeimfive