The gold blue dress controversy: Challenging Assumptions Here's why people saw the dress differently. White and gold? Or blue and black? Dress sets the Internet ablaze with color debate 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 The black and blue, gold and white dress by Julian Burford on Dribbble White and gold or blue and black what colour is the dress? An eyewitness gives a definitive answer The Independent The Independent