Citrus palette
Gloaming Reef
From #910021 ink through #bf4149, #de5e63, #e57778 to #ff9797 light, Gloaming Reef is a tetradic 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.
redcitrusfive-stophigh-contrast
#910021
#bf4149
#de5e63
#e57778
#ff9797
The generator opens with #910021 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.