Aurora palette
Obsidian Brook
Dark anchor, working middle, light release: #005522, #008338, #339f52, #57ab6a, #74c885 form a analogous aurora 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.
greenaurorafive-stop
#005522
#008338
#339f52
#57ab6a
#74c885
The generator opens with #005522 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.