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 Why the dress is blue (but white to you) Photo finally solves the black and blue white and gold dress debate ELI5:Why does this dress appear white gold to some people and black blue to others? : r explainlikeimfive Photo finally solves the black and blue white and gold dress debate Picture Of Viral Blue And Black Dress Also Shows White And Gold, And Twitter Is Arguing Over It Again Evie Magazine