Petrichor palette
Mercurial Boulevard
From #544300 ink through #826900, #9d842d, #a9944f to #c6b06b light, Mercurial Boulevard is a triadic 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.
amberpetrichorfive-stophigh-contrast
#544300
#826900
#9d842d
#a9944f
#c6b06b
The generator opens with #544300 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.