Internet debates that blue dress (it is blue, right?) The Seattle Times It's been 10 years since this dress was posted. People debated which colours it was, and it was later confirmed to be black and blue. Sweetheart Neck Short Blue Prom Dress with Black Lace Flower, Short Bl jbydress ZAPAKASA Women Black and Blue Satin Long Formal Dress with 3D Flowers One Shoulder Mermaid Prom Dress with Ruffles