Why aren't many figures (gods) in Indian mythology blue?

Not in favor of going upstairs. . You can't say there was no paint at that time. . Let's just say the paint is monotonous. . But there are also many colors. . Painted blue because. . Early Indians simulated the colors of the sky. . . Because they believe there are gods in the sky. . And the sky should be the same color as the living god. . So there are many blue skins.