Neon palette
Cornsilk Marsh
From #403bad ink through #6468d8, #7d84f7, #8e97fa to #afb8ff light, Cornsilk Marsh is a split-complementary progression that holds together at any size. Use it for hotel key cards and lobby signage in one system. The darkest and lightest stops clear AA as a text pair.
blueneonfive-stophigh-contrast
#403bad
#6468d8
#7d84f7
#8e97fa
#afb8ff
The generator opens with #403bad as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.