January and February are not kind to blues. Cliff Arnall, a renowned psychologist, knows better than most the impact that blue can have on our collective consciousness and, many would say, mood. It ...

Choose a color from the wallpaper (in this case, Sloe Blue by Farrow & Ball to create a more cohesive look. On the other end ...

A small blue medallion is amplified by the sky-blue Katie Ridder ... rich textures, and plenty of patterns. The landscape wallpaper dresses up the marble. Here's proof you don't need to completely ...