10 years ago, this dress was posted on social media causing a viral debate on whether it was blue and black or white and gold. The phenomenon revealed differences in human color Greek Archaic Kori Short Dress Blue & Gold Pasha Living 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