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 Champagne V Neck Beads Long Prom Dress Tulle Evening Dress shopluu This explains how the blue black white gold dress illusion was possible. But it doesn't explain why some people saw it one way and some saw it the other, and no one seemed to see CMV: Change my view from seeing this dress as blue and black to seeing it as white and gold. : r changemyview NWT Eliza J Women's Champagne Gold One Shoulder Beaded Cocktail Dress Size 10 eBay