white and gold or blue and black?? #blueandblackdress #whiteandgold #opticalillusion #2016 #viral LE KASHA Palamos asymmetric cashmere mini dress NET A PORTER Optical Illusion Black And White Or Gold And White Dress In 2015, A Photograph Of A 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