black stretch dress Silk Velvet Riley Midi - Intricate beading adorns the bodice Lady Black Tie - Ava

This stunning satin gown with dramatic draped fabric details at the shoulders

Lightweight fabrics like cotton are great for casual wear, while silk adds elegance for formal settings

This look calls for a pink dress, some red-tinted shades, and a black shoulder bag

Best paired with: Straight-leg or cropped jeans, mini dresses, and tailored pieces

First post: The photo was initially shared by Caitlin McNeill, 21, above, an aspiring singer from Scotland Even more colours: The dress can also be purchased in white and black or a pink and black combination Final say: This Twitter post by Adobe explains why viewers can see different colours in the dress With the photo of the dress, the surrounding colours are so muddled that the brain isn't sure what to make of the dress itself