Some people see a white and gold dress in dark shadow. Some people see a blue and black dress washed out ... the ambient light in the room. Is the background bright and the dress in shadow?

Whether you saw the above dress as blue and black, or white and gold, someone has almost certainly ... look at the dress on a page with a white background. Then head to a dark room for half ...

Depending on whom you ask, this dress might be black ... on a white/gold dress (it is in shadow, but more reflective)." In other words, our individual sensitivity to the blue background lighting ...

Some saw it as blue and black while others saw it as white and gold. So how did this craze ... it’s all about how your brain perceives the background lighting of the photo.