#6875A1相关的系统推荐颜色搭配（系统根据明暗和色调推荐的颜色）
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#6875A1相关的相邻颜色（颜色轻微变化，相似度极高）
#6875A0 #6875A2 #6875A3 #6875A4 #6875A5 #6875A6 #6875A7 #6875A8 #6875A9 #6875AA #6875AB #6875AC #6875AD #6875AE #6875AF