So, What Color IS That Dress, Anyway? Dress: black with white piping milano StitchedByInga Black Long Mermaid Strapless Satin Prom Dress with Split YESBABYONLINE 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 T Party Black and White Swirl Tie Dye Maxi Dress Large eBay The Best Optical Illusion Art on the Internet Business Insider