Science explains how time spent outdoors colors your view of #thedress Los Angeles Times The dress is black & blue, but here's why you can't tell TJ Kelly ELI5:Why does this dress appear white gold to some people and black blue to others? : r explainlikeimfive The actual dress was black and blue. The confusion came from how lighting and color perception tricked people's brains, making some see it as white and gold. It became a viral example