Petrichor palette
Mustard Pier
Dark anchor, working middle, light release: #005a5d, #00878b, #36a3a7, #5cb0b3, #79cdd0 form a split-complementary petrichor set with somewhere to stand at every lightness. Made for book covers that read at thumbnail size. The darkest and lightest stops clear AA for large text.
cyanpetrichorfive-stop
#005a5d
#00878b
#36a3a7
#5cb0b3
#79cdd0
The generator opens with #005a5d as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.