Sumi palette
Halcyon Grove
Halcyon Grove runs #6b2405 through #954e34, #b2684e, #bb7b64 to #d9977f in five measured steps, the analogous 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.
orangesumifive-stophigh-contrast
#6b2405
#954e34
#b2684e
#bb7b64
#d9977f
The generator opens with #6b2405 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.