10 years since THE DRESS blew up Internet. Two thirds of people saw white and gold. It's an optical illusion caused by weird lighting and an overexposed background. It Is actuallylly blue and black. #thedress 10 years since THE DRESS blew up Internet. Two thirds of people saw white and gold. It's an optical illusion caused by weird lighting and an overexposed background. It Is actuallylly blue and black. #thedress BABEYOND Sexy Backless Suspender Sequin Maxi Prom Dress, Shiny Evening Gown, Long Cocktail Dress, Gold, Size S The Science Behind the Dress Illusion Eyepic Eye Care The dress was a 2015 online viral phenomenon centred on a photograph of a dress. Viewers disagreed on whether the dress was blue and black, or white and gold : r wikipedia