Aurora palette
Rainy Moor
From #4057c4 ink through #6784ef, #87a3ff, #9db5ff to #c5d4ff light, Rainy Moor 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.
skyaurorafive-stop
#4057c4
#6784ef
#87a3ff
#9db5ff
#c5d4ff
The generator opens with #4057c4 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.