Light blue and cool color scheme

Quick answer：

A light blue and cool color scheme typically includes shades of light blue, which is a color that is perceived as calm and serene. Cool colors are often used to create a sense of relaxation and distance. This palette often includes other colors like green, purple, or even certain shades of blue, all of which evoke a cooling or calming effect. In design and interior decoration, such a scheme can be used to create a peaceful and soothing environment.