Blue V Neck Straps Sheath Satin Long Party Dress Wedding Guest Dress, DSProm Women's German Dirndl Dress Blue Gold XXL 10 years ago, this dress was posted on social media causing a viral debate on whether it was blue and black or white and gold. The phenomenon revealed differences in human color Blue Wedding Guest Dress Guide: Find the Perfect Shade & Style Adrianna Papell The Dress: A Black and Blue Debate Over the Color of a Dress Stirs Social Media WSJ ELI5:Why does this dress appear white gold to some people and black blue to others? : r explainlikeimfive