The cover of J.D. Salinger's The Catcher in the Rye is a simple yet iconic design that has become synonymous with the novel itself. It features a red carousel horse against a black background, with the title and author's name in bold white letters. This cover perfectly encapsulates the protagonist's longing for innocence and his struggle with the complexities of adulthood. The use of contrasting colors and the striking image of the carousel horse create a sense of nostalgia and rebellion, making it a memorable and impactful book cover.