Which actress, alongside Gloria Swanson, popularized matching nail polish trends in the 1930s?

In the 1930s, Jean Harlow was a significant figure in Hollywood, renowned not only for her film roles but also for her influential style. She, alongside Gloria Swanson, was instrumental in popularizing the trend of matching nail polish with outfits, a departure from the more varied and uninhibited color choices that preceded this trend. Harlow’s platinum blond hair and penchant for glamour made her a fashion icon, and her choice to coordinate her nails with her attire resonated with many women of the time, leading to a surge in popularity for matching nail colors. This trend reflected the broader movement toward more polished and sophisticated aesthetics in beauty and fashion during that era, which Harlow exemplified.