The color scheme of blue

Quick answer：

The color scheme of blue refers to the various shades, tones, and tints of the color blue. Blue is a primary color in the RGB color model and is often associated with calmness, stability, and trust. In design and art, the color scheme can be used to convey different moods and emotions. It is important to understand the different hues of blue and how they can interact with other colors to achieve desired visual effects.