YSL Beauté has presented its new Babydoll collection, due to launch May 22. Top model Cara Delevingne is announced as the new face of Yves Saint Laurent Beauté makeup range. The top model fronts the ads for the beauty range, which show Cara dressed in a black long-sleeved dress and heels kneeling on the floor with '60s-inspired eyeliner, rose pink lips and holding up one of the line's mascaras.

Basic black is a classic, especially when it comes to mascara. But once in a while, color makes all the difference. Here are a four tips for wearing mascara in different hues to make those lashes really stand out.