Neon palette
Emerald Kiln
Five neon stops with room to breathe — #043b7d grounds, #3464a6 and #4e7fc3 do the talking, #658fc9 softens, #7fabe7 lifts. The triadic bones keep it coherent across book covers that read at thumbnail size. The darkest and lightest stops clear AA as a text pair.
skyneonfive-stophigh-contrast
#043b7d
#3464a6
#4e7fc3
#658fc9
#7fabe7
The generator opens with #043b7d as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.