Hollywood's influence on fashion helped the little black dress's popularity, but for more practical reasons: as Technicolor films became more common, filmmakers relied on little black dresses because other colors looked distorted on screen and botched the coloring process
[9] Betty Boop, a cartoon character based in part on the 1920s "it girl" Helen Kane, was drawn wearing a little black dress in her early films, though with Technicolor later, Betty's dress became red
My research showed that if you assumed the dress was in a shadow, you were much more likely to see it as white and gold
This is because the image is bistable, similar to the famous Rubin vase illusion
The model is 5'8" (173cm)
It was a societal expectation at the time that if a loved one died, the family members would dress in black for a period of time (the person's exact relationship to the deceased determined just how long)