Surf palette
Halcyon Patio
From #7f1400 ink through #b1402b, #d05c46, #d77460 to #f6907a light, Halcyon Patio is a analogous progression that holds together at any size. Use it for book covers that read at thumbnail size. The darkest and lightest stops clear AA as a text pair.
redsurffive-stophigh-contrast
#7f1400
#b1402b
#d05c46
#d77460
#f6907a
The generator opens with #7f1400 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.