The actual dress was black and blue. The confusion came from how lighting and color perception tricked people's brains, making some see it as white and gold. It became a viral example ZIMMERMANN Tiered embroidered georgette midi dress NET A PORTER Hudson Linen Blend Trench Dress Black Universal Standard Guerlain Perfume Guerlain Little Black Dress Intense La Petite Robe Noire, Eau De Parfum, GUERLAIN La Black Bottom White Top Dress