Retro palette
Caramel Boulevard
From #1e44aa ink through #4670d4, #5f8cf3, #769ef6 to #9cbcff light, Caramel Boulevard is a analogous progression that holds together at any size. Use it for event posters that compete with a wall of other posters. The darkest and lightest stops clear AA for large text.
skyretrofive-stop
#1e44aa
#4670d4
#5f8cf3
#769ef6
#9cbcff
The generator opens with #1e44aa as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.