Viral optical illusion reignites blue and black or white and gold dress debate The Mirror US Black and blue Activating TOK Is That Dress White and Gold or Blue and Black? The New York Times Now that FINALLY explains it TikTok Is it blue and black or white and gold? A #viral optical illusion has been used to test a new #algorithm that delves into differences in colour perception https: t.co Pc9zLOTVxh #thedress #opticalillusion #optical # The Science Behind the Black and Blue (or White and Gold) Dress