Petrichor palette
Cobalt Crater
Cobalt Crater runs #236c8b through #007277, #23735c, #308d92 to #428e76 in five measured steps, the complementary structure keeping every neighbor honest. Reach for it for event posters that compete with a wall of other posters.
cyanpetrichorfive-stop
#236c8b
#007277
#23735c
#308d92
#428e76
The generator opens with #236c8b as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.