ashley alban black dress Mary-Kate Olsen (L) and Olsen arriving for the Louis Vuitton Fall-Winter 2014/2015 Ready-To-Wear collection show held at Cour Carree du Louvre in Paris, France on March 5, 2014. Photo by Buy Alo Yoga Charmed size:00 Size:40/34

ashley alban black dress Mary-Kate Olsen (L) and Olsen arriving for the Louis Vuitton Fall-Winter 2014/2015 Ready-To-Wear collection show held at Cour Carree du Louvre in Paris, France on March 5, 2014. Photo by Buy Alo Yoga Charmed size:00 Size:40/34

Buy Alo Yoga Charmed Tennis Dress - Black At 20% Off | Editorialist

The bride-to-be then posted the picture on Facebook, and her friends continued to debate the colour of the dress

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This look strikes the perfect balance of minimalism and celebration, making it ideal for a birthday dinner at a nice restaurant or a sophisticated cocktail gathering with close friends