URL:https://media.istockphoto.com/id/2024284902/ja/ベクター/rgb-color-wheel-spectrum-selector-picker-rgb-palette-logo-color-rainbow-diagram-circle.jpg?s=612x612&w=0&k=20&c=gpDZVLoeCJCGDT4j_TTySxSqhNhp8151xR3VDls3j-4=
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