Neon palette
Plum Plaza
From #005191 ink through #387bbd, #5497db, #6ea6e1 to #8ac3ff light, Plum Plaza is a analogous progression that holds together at any size. Use it for indie game interfaces with a strong day-night rhythm. The darkest and lightest stops clear AA for large text.
skyneonfive-stop
#005191
#387bbd
#5497db
#6ea6e1
#8ac3ff
The generator opens with #005191 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.