Petrichor palette
Flickering Marsh
From #005c6b ink through #00889d, #36a4b9, #5db2c4 to #7acee1 light, Flickering Marsh is a tetradic progression that holds together at any size. Use it for event posters that compete with a wall of other posters. The darkest and lightest stops clear AA for large text.
cyanpetrichorfive-stop
#005c6b
#00889d
#36a4b9
#5db2c4
#7acee1
The generator opens with #005c6b as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.