: Cool blues provide a crisp, professional look that balances the fiery tones of the hair.

: These earthy tones harmonize with the natural pigments of red hair for a cohesive, "autumnal" aesthetic.

: Widely considered the most flattering, greens are on the opposite side of the color wheel and make red hair pop.

Here is a visual collection of style inspirations ranging from casual-chic to formal elegance: Redhead Mature Elegant Redhead: Timeless Beauty