blue and black dress or white and gold dress Clix The Science Behind the Black and Blue (or White and Gold) Dress Decision Making Biases in Group: Is the Dress White and Gold or Blue and Black? Applied Social Psychology (ASP) The Pennsylvania State University 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 Is that dress blue & black or white & gold? Matilda's Lab