Optical illusion: Dress colour debate goes global BBC News Colette CL5105 Long Formal Fitted Prom Mermaid Dress The Dress Outlet The Science Behind the Dress Illusion Eyepic Eye Care Is the dress blue black or white gold? Body Worlds Amsterdam Is The Dress blue and black or white and gold? The answer lies in vision psychology Psychology The Guardian The actual dress was black and blue. The confusion came from how lighting and color perception tricked people's brains, making some see it as white and gold. It became a viral example