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.
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背景具有固體或主要是藍色的背景。用于摩爾馬林，海軍或天藍色的陰影。對于海藍寶石或綠松石，請使用水上背景。還可以與另一種背景顔色結合使用梯度背景。