emma watson in a black dress Prom Evening Met Gala 2013 Red Carpet Emma Watson in a black

When you look directly at the lower part of the figure it cannot resolve the orange-blue coloured bars at the top very well, but can resolve the brown/black blue bars at the bottom, so the darker brown/black color at the bottom tends to fill in.

"People either discount the blue side, in which case they end up seeing white and gold, or discount the gold side, in which case they end up with blue and black," he added

Slip Dresses Frank Trapper Images Actress Halle Berry wore this black slip dress to the Ninth Annual Soul Train Awards in 1995

And the jewels along the neckline are a nice sparkly touch

[7] TV presenter Alex Jones wore the dress on that night's edition of The One Show

Mine is a high-shine gold