Retro art style references design aesthetics from the 1950s through the 1980s, often featuring bold colors, geometric patterns, and period-specific typography. This approach emphasizes nostalgia and vintage appeal, creating images that feel authentically from a specific era. Retro styles can include mid-century modern design, psychedelic 1960s aesthetics, or 1980s neon vibes, offering various approaches to historical design. In Midjourney, retro styles excel at creating period-specific artwork, vintage advertisements, and any project requiring authentic historical aesthetics.