Retro palette
Luminous Canyon
From #513c00 ink through #806100, #9b7b2b, #a78c4c to #c3a768 light, Luminous Canyon is a monochromatic 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.
amberretrofive-stophigh-contrast
#513c00
#806100
#9b7b2b
#a78c4c
#c3a768
The generator opens with #513c00 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.