ELI5: Explain Like I'm 5

Blue

Blue is a color. It's a cool color, which means it's usually calming and can make us feel relaxed. Colors are made up of different levels of light. Blue is the opposite of orange and red colors, which are warm colors and can make us feel energetic. We see blue when we look at the sky, the ocean, and some flowers. Blue is the color of peace and harmony.
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