《南齐书·志·卷十七》
太子仆周颠建议： 三代姓氏的音律，古代没有记载，依照音律裁定相配的崇尚颜色，自伏曼容开始。
太子仆周颙议： 三代姓音，古无前记，裁音配尚，起自曼容。
The Crown Prince's servant Zhou Dian suggested that the music of the surnames in the three dynasties was not recorded in antiquity, so the determination of the colours that were respected according to the music should begin with Fu Manrong.