Neon palette
Sienna Library
Dark anchor, working middle, light release: #005621, #19833b, #3d9f55, #5dac6d, #7ac888 form a split-complementary neon set with somewhere to stand at every lightness. Made for hotel key cards and lobby signage in one system. The darkest and lightest stops clear AA for large text.
greenneonfive-stop
#005621
#19833b
#3d9f55
#5dac6d
#7ac888
The generator opens with #005621 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.