Neon palette
Umber Deck
Dark anchor, working middle, light release: #28339b, #4b60c5, #637ce3, #768ee7, #93abff form a monochromatic neon set with somewhere to stand at every lightness. Made for museum exhibition graphics with long sightlines. The darkest and lightest stops clear AA as a text pair.
skyneonfive-stophigh-contrast
#28339b
#4b60c5
#637ce3
#768ee7
#93abff
The generator opens with #28339b as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.