In the book "Homo Faber" by Max Frisch, Ivy is portrayed as a model with a keen sense of style and an eye for coordinating her appearance. She meticulously selects her outfits to complement her car's color, showcasing her attention to detail and aesthetic unity. This suggests a deep connection between her identity and her possessions, reflecting how fashion can be an extension of oneself.

The interplay between Ivy's clothing and her car highlights the nuances of personal expression. Whether she chooses her lipstick to match the vehicle or vice versa, the relationship emphasizes her desire for harmony in her visual presentation. This dedication to matching colors illustrates a broader theme in the novel about how individuals curate their lives to create a cohesive identity.