Memphis palette
Indigo Heath
From #662c00 ink through #9f4900, #bd642a, #c5784b to #e39466 light, Indigo Heath 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.
orangememphisfive-stophigh-contrast
#662c00
#9f4900
#bd642a
#c5784b
#e39466
The generator opens with #662c00 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.