The dress was black and blue, but the conditions of the photograph caused many to perceive it as white and gold, creating debate. Within a week, more than ten million tweets had 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 Trim Fit Black Mens Suit Kennedy Blue A woman in a black suit and white shirt photo Free Girl Image on Unsplash