Petrichor palette
Halcyon Archive
From #00717d ink through #aa6056, #008796, #c77a70 to #36a3b2 light, Halcyon Archive is a complementary progression that holds together at any size. Use it for event posters that compete with a wall of other posters.
cyanpetrichorfive-stop
#00717d
#aa6056
#008796
#c77a70
#36a3b2
The generator opens with #00717d as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.