Petrichor palette
Umber Heath
Dark anchor, working middle, light release: #005f66, #008c95, #37a8b1, #5eb5bd, #7cd2da form a complementary petrichor set with somewhere to stand at every lightness. Made for packaging that photographs well under harsh retail light. The darkest and lightest stops clear AA for large text.
cyanpetrichorfive-stop
#005f66
#008c95
#37a8b1
#5eb5bd
#7cd2da
The generator opens with #005f66 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.