When describing a color, there are many synonyms for "more reddish-tan." Some options include: rust-colored, copper-toned, terra-cotta, brick-red, cinnamon, mahogany, and sienna. These hues vary slightly in shade and intensity, but all offer a warm, earthy tone for describing items ranging from clothing to home decor. Depending on the context and desired effect, one could also use descriptors like "warm-toned," "sun-kissed," or "sunset-hued" to convey a similar idea. Ultimately, the key is to choose a descriptor that accurately captures the color being described and matches the tone or aesthetic being conveyed.