FREE PEOPLE MOVEMENT HOT SHOT MINI DRESS GUNMETAL 5397 The Dress": Why People See White and Gold or Blue and Black 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 Black and Blue or White and Gold? How Your Brain Sees 'the Dress' Business Insider Optical illusion renews blue and black dress debate nine years on Express.co.uk The Dress of viral internet fame. Actual colour black and blue on the Download Scientific Diagram