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 Darya Long Sleeve Mini Dress in Red Sheer Mesh Detailing Elliatt Buy Burgundy Red White Floral Mini Cord Long Sleeve Dress from Next USA 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 How I Flipped My Brain's View of the Black and Blue Dress Jeff Greenhouse