This article aims to analyze how black representation in children's literature can contribute to affirm their identity, infusing them with positive values about their ethnic-racial aspects. Therefore, it analyzes the work Menina Bonita do laco de fita (1986) by Ana Maria Machado, pointing out the themes of the book - positive affirmation of the image of black people and valuing cultural diversity - important elements for combating racism through overcoming stereotypes about black people and their culture. The result of the analysis indicates that the positive representation of the values of the black community via children's literature can help to overcome negative patterns socially constructed during childhood. Hence, the need for schools to adopt children's collections that consider cultures in their pluralities.