black tulle midi dress Puff Sleeve Smocked Designed for elevated celebrations Andria Halterneck Tulle Midi Dress

Wired seems to think it has to do with color constancy and they provide a couple of examples of how the brain is fooled into seeing colors differently based on context

The illusion open back highlights the stunning lace and 3D floral accents, while a gown-length row of beaded buttons adds a touch of glamour

This picture is about five years old as if the cold shoulder dress doesnt give it away

The monochrome base keeps everything clean

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