What is the social strata and the race relations in boise in the story the blacker the berry?

The novel "The Blacker the Berry" by Wallace Thurman explores the challenges faced by African Americans in the context of social stratification and race relations. In Boise, the protagonist Emma Lou experiences discrimination and prejudice due to her dark skin color, highlighting the complexities of racial identity within the African American community. The story delves into the intersections of race, colorism, and class dynamics, shedding light on the impact of internalized racism and societal norms on individuals' sense of self-worth.