反色又叫补色，红的补色是绿色，蓝的补色是橙色，黄的补色是紫色，由这三种对比关系可引出很多对比的反色。 -Also known as anti-color complementary color, complementary color is red, green, blue complementary color is orange, yellow complementary color is purple, by the contrast between these three can lea