Petrichor palette
Lichen Porch
Five petrichor stops with room to breathe — #00636c grounds, #00909d and #38acb9 do the talking, #60bac5 softens, #7ed7e2 lifts. The triadic bones keep it coherent across event posters that compete with a wall of other posters. The darkest and lightest stops clear AA for large text.
cyanpetrichorfive-stop
#00636c
#00909d
#38acb9
#60bac5
#7ed7e2
The generator opens with #00636c as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.