Petrichor palette
Rainy Granary
From #005f60 ink through #008c8d, #37a8a9, #5eb5b5 to #7bd2d2 light, Rainy Granary is a triadic 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
#005f60
#008c8d
#37a8a9
#5eb5b5
#7bd2d2
The generator opens with #005f60 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.