Disco palette
Powdery Harbor
From #00649a ink through #008fd9, #38acf8, #62bbfc to #a2d6ff light, Powdery Harbor 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.
skydiscofive-stop
#00649a
#008fd9
#38acf8
#62bbfc
#a2d6ff
The generator opens with #00649a as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.