Petrichor palette
Rustic Dune
From #634a00 ink through #91711d, #ad8c3d, #b89c5d to #d5b978 light, Rustic Dune 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 for large text.
amberpetrichorfive-stop
#634a00
#91711d
#ad8c3d
#b89c5d
#d5b978
The generator opens with #634a00 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.