its because the background gives the impression of bright yellow incandescent lighting but in order to see the dress as white gold you have to assume it’s under entirely different (low diffuse white) lighting conditions than the rest of the image implies
Isn’t it because your brain assumes the dress is in the shadow and only lit by the ambient light from the sky. Hence why the brain color corrects the blue to white since ambient light from the sky is slightly blue.
its because the background gives the impression of bright yellow incandescent lighting but in order to see the dress as white gold you have to assume it’s under entirely different (low diffuse white) lighting conditions than the rest of the image implies
Isn’t it because your brain assumes the dress is in the shadow and only lit by the ambient light from the sky. Hence why the brain color corrects the blue to white since ambient light from the sky is slightly blue.
There’s a great video on how effects like these work.
https://m.youtube.com/watch?v=wh4aWZRtTwU