The return of the Black Blue dress illusion and more 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 ALYCE Paris 62154 Alyce Long Cat eye Neckline Illusion A Line Dress ALYCE Paris A Line Stretch Poplin Snap Front Dress Royal Tribal Fashion Women's Navy blue Cotton Poplin Shirt Dress H&M US Carmel Cotton Poplin Midi Shirt Dress with Bow Detail XS 0