How "The Dress" Became an Illusion Unlike Any Other Scientific American Here's why people saw the dress differently. 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 Wedtrend Women Black Floral Homecoming Dress Sequins Tight Spaghetti Straps Short Cocktail Dress WEDTREND