blue background
Backgrounds with a solid or predominantly blue color. Used for shades of ultramarine, navy or sky blue. For aquamarine or turquoise, use aqua background. Can also apply to gradient background in conjunction with another background color.
另请参见
背景颜色为纯色或以蓝色为主。用于群青色、海军蓝或天蓝色色调。对于海蓝宝石或绿松石，请使用水绿色背景。还可以与另一种背景颜色结合应用于渐变背景。