Frost palette
Coral Lagoon
Five frost stops with room to breathe — #00565b grounds, #00828a and #349ea6 do the talking, #5aabb2 softens, #77c8ce lifts. The analogous bones keep it coherent across event posters that compete with a wall of other posters. The darkest and lightest stops clear AA for large text.
cyanfrostfive-stop
#00565b
#00828a
#349ea6
#5aabb2
#77c8ce
The generator opens with #00565b as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.