Acid palette
Brisk Beacon
From #4169a1 ink through #007394, #007879, #318eb0 to #169596 light, Brisk Beacon is a tetradic progression that holds together at any size. Use it for event posters that compete with a wall of other posters.
cyanacidfive-stop
#4169a1
#007394
#007879
#318eb0
#169596
The generator opens with #4169a1 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.