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 This Dress is Blue and Black, Right? What Colors do You See? Is This Dress Blue And Black Or White And Gold? Here's What The Experts Say 10 years ago, this dress was posted on social media causing a viral debate on whether it was blue and black or white and gold. The phenomenon revealed differences in human color CMV: Change my view from seeing this dress as blue and black to seeing it as white and gold. : r changemyview