Frost palette
Halcyon Pavilion
Five frost stops with room to breathe — #00717b grounds, #009fad and #3cbcca do the talking, #67c9d5 softens, #85e7f3 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
#00717b
#009fad
#3cbcca
#67c9d5
#85e7f3
The generator opens with #00717b as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.