In 2015, a photo of a dress went viral and split the internet with one simple question: what color is it? Some people saw blue and black, while others were convinced it 78,028 Black Blue Dress Meme Royalty Free Images, Stock Photos & Pictures Shutterstock The @TwitterCanada office had the famous blue gold dress! #meme #Thedress 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 perception I inadvertently created a new blue black white gold dress meme situation : r opticalillusions Here's why people saw the dress differently.