Petrichor palette
Terracotta Lagoon
From #005559 ink through #008187, #349da2, #59aaaf to #76c7cb light, Terracotta Lagoon is a split-complementary 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
#005559
#008187
#349da2
#59aaaf
#76c7cb
The generator opens with #005559 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.