Neon palette
Sooty Prairie
Dark anchor, working middle, light release: #004d4d, #007979, #329494, #55a1a1, #72bebd form a split-complementary 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.
cyanneonfive-stophigh-contrast
#004d4d
#007979
#329494
#55a1a1
#72bebd
The generator opens with #004d4d as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.