Color theory matters: the cold blue conjures a sense of tranquility. Begin with a solid blue base coat, representing the deep, calm winter sky. Finally, paint the snow with holographic glitter ...

Choosing a dark blue color is another festive, winter nail color ... nail polish with red nails for a fun nail color ...

It can be a neutral, dropping into the background, or it can be the shining star of a color scheme." When it comes to chalk paint, almost any surface is fair game. Here, Sloan used Louis Blue on ...