Photo finally solves the black and blue white and gold dress debate High schoolers are desperate to get this viral 'It' prom dress with some trying to 'buy it off' one another 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 Is That Dress White and Gold or Blue and Black? The New York Times Hanfu Dress for Women Blue Gold Tang Style Navy Blue Long Prom Dress with Gold Sequins PromGirl Navy Gold 6