Blue Hour palette
Maritime Foundry
From #a44400 ink through #6155b2, #007857, #c25f2a to #00966e light, Maritime Foundry is a analogous progression that holds together at any size. Use it for event posters that compete with a wall of other posters.
bluebluehourfive-stop
#a44400
#6155b2
#007857
#c25f2a
#00966e
The generator opens with #a44400 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.