This explains how the blue black white gold dress illusion was possible. But it doesn't explain why some people saw it one way and some saw it the other, and no one seemed to see SHERRI HILL 54912 Sequinned Deep V Neck Evening Gown Red 4 Eleven years ago, a single photo posted on Tumblr sparked one of the biggest internet debates of all time. The dress instantly divided the world, some swore it was white and gold, Is That Dress White and Gold or Blue and Black? (Published 2015) The Dress Debate: Science Explains Why Some See Blue And Black And Others White And Gold