Petrichor palette
Oaken Cellar
Five petrichor stops with room to breathe — #005159 grounds, #007d88 and #3398a4 do the talking, #58a6af softens, #74c2cc lifts. The complementary bones keep it coherent across book covers that read at thumbnail size. The darkest and lightest stops clear AA for large text.
cyanpetrichorfive-stop
#005159
#007d88
#3398a4
#58a6af
#74c2cc
The generator opens with #005159 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.