Retro palette
Sugar Marsh
From #8f0020 ink through #c03c46, #e05960, #e67375 to #ff9595 light, Sugar Marsh is a 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.
redretrofive-stophigh-contrast
#8f0020
#c03c46
#e05960
#e67375
#ff9595
The generator opens with #8f0020 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.