Retro palette
Prairie Archive
From #92101c ink through #bf4846, #de6460, #e57c76 to #ff9c95 light, Prairie Archive 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.
redretrofive-stophigh-contrast
#92101c
#bf4846
#de6460
#e57c76
#ff9c95
The generator opens with #92101c as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.