The dress Wikipedia Remember when the internet went absolutely nuts on the colour of a dress? The dress was blue and black. The original viral poster, Caitlin McNeill, later said it was a black and blue dress The dress that divided the internet IS blue and black Daily Mail Online 10 years ago, a simple photograph of a dress sparked a global debate unlike anything seen online before. Posted in 2015, the image caused people to argue intensely over whether the dress Dress Debate Persists Ten Years Later OnThisDay Ten years ago a great dress color debate was born! The dress became a viral phenomenon in 2015 with social media torn on whether the dress was blue and black or