Canyon palette
Tidal Hollow
From #891400 ink through #c4361e, #e4553c, #ea715a to #ff9580 light, Tidal Hollow 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.
redcanyonfive-stophigh-contrast
#891400
#c4361e
#e4553c
#ea715a
#ff9580
The generator opens with #891400 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.