艾丽斯·沃克(Alice Walker),当代美籍非裔女作家,曾在1983年获得普利策小说奖和美国国家图书奖,《紫颜色》是其重要代表作。小说描述了女主人公西丽从一个无知、依赖他人的少女蜕变为一位成熟、独立的女性的故事。本文从文学伦理学角度出发,分析女主人公对女儿、妻子、母亲这三种伦理身份的困惑,同时讨论她确立伦理身份的原因和过程。黑人妇女只有通过探索自我、获得经济独立并建立自信,才能实现真正的解放。 Alice Walker, a contemporary African-American woman writer, won the Pulitzer Prize for Novel and the National Book Award in 1983, and “Purple Color” is an important representative. The novel describes the transformation of the heroine Xili from a ignorant and dependent girl to a mature, independent woman. This essay, from the perspective of literary ethics, analyzes the protagonist ’s confusion over the three ethical identities of daughters, wives and mothers, and discusses the reasons and process of establishing her ethical status. Black women can truly achieve emancipation only through self-exploration, economic independence and self-confidence.