Petrichor palette
Terracotta Plaza
From #006d76 ink through #009ba7, #3bb7c4, #66c5cf to #83e2ed light, Terracotta Plaza 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
#006d76
#009ba7
#3bb7c4
#66c5cf
#83e2ed
The generator opens with #006d76 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.