Color scientists explain the dress that went viral RIT Spotlight Snap The dress was a viral online phenomenon in 2015, centered on a photograph of a dress that people disagreed on whether it was blue and black or white and gold. Within a That Dress is Blue and Yellow! In 2015, a photograph of a dress went viral, dividing viewers over whether its colors were blue and black or white and gold. This optical illusion highlighted differences in human color The Dress: Color debate rages on the Internet East Bay Times