Retro palette
Yonder Shrine
From #780026 ink through #a8364a, #c75263, #ce6a76 to #ed8691 light, Yonder Shrine 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.
redretrofive-stophigh-contrast
#780026
#a8364a
#c75263
#ce6a76
#ed8691
The generator opens with #780026 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.