Nebula palette
Powdery Cabin
Five nebula stops with room to breathe — #006559 grounds, #069382 and #3aaf9d do the talking, #62bcac softens, #7fd9c9 lifts. The triadic 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.
tealnebulafive-stop
#006559
#069382
#3aaf9d
#62bcac
#7fd9c9
The generator opens with #006559 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.