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HEX模式和RGB模式
color0: #656596__RGB(101,101,150)
color1: #C3C3D4__RGB(195,195,212)
color2: #D0D0D9__RGB(208,208,217)
color3: #E6E6EB__RGB(230,230,235)
color4: #F7F7F7__RGB(247,247,247)