The Science of Why No One Agrees on the Color of This Dress WIRED Marta Green Striped Midi Dress Mi Golondrina Blue Vertical Striped Dress Shirt with Brown Check Suit Outfits (2 ideas & outfits) Lookastic so we know the dress was black and blue BUT that's not what i'm here to discuss : r opticalillusions Origin of White Gold or Black Blue Dress Business Insider 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