Blue Hour palette
Spruce Gallery
Spruce Gallery runs #741800 through #a93c22, #c8583e, #cf6f58 to #ee8b73 in five measured steps, the split-complementary structure keeping every neighbor honest. Reach for it for book covers that read at thumbnail size. The darkest and lightest stops clear AA as a text pair.
redbluehourfive-stophigh-contrast
#741800
#a93c22
#c8583e
#cf6f58
#ee8b73
The generator opens with #741800 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.