Neon palette
Citrus Boulevard
Dark anchor, working middle, light release: #2d2f8d, #505ab7, #6875d5, #7a87d9, #94a3f8 form a tetradic neon set with somewhere to stand at every lightness. Made for book covers that read at thumbnail size. The darkest and lightest stops clear AA as a text pair.
blueneonfive-stophigh-contrast
#2d2f8d
#505ab7
#6875d5
#7a87d9
#94a3f8
The generator opens with #2d2f8d as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.