The Dress of viral internet fame. Actual colour black and blue on the Download Scientific Diagram Do you recall the big internet debate about The Dress? The heated argument about whether The Dress was white gold or black blue made some of our science educators wonder about visual perception: Is Royal Blue And Black V Neck Prom Gown Evening Dresses TheCelebrityDresses Is that dress blue & black or white & gold? Matilda's Lab Is The Dress blue and black or white and gold? The answer lies in vision psychology Psychology The Guardian