Neon palette
Wildflower Courtyard
From #006466 ink through #975457, #007a7d, #b46e71 to #329598 light, Wildflower Courtyard is a analogous progression that holds together at any size. Use it for event posters that compete with a wall of other posters.
cyanneonfive-stop
#006466
#975457
#007a7d
#b46e71
#329598
The generator opens with #006466 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.