Midcentury palette
River Alley
From #742300 ink through #9f4e32, #bd694c, #c57d64 to #e4987f light, River Alley is a split-complementary 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.
orangemidcenturyfive-stophigh-contrast
#742300
#9f4e32
#bd694c
#c57d64
#e4987f
The generator opens with #742300 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.