Aurora palette
Butter Fen
From #00502f ink through #0e7c4e, #379768, #58a47b to #74c196 light, Butter Fen is a monochromatic 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 for large text.
tealaurorafive-stop
#00502f
#0e7c4e
#379768
#58a47b
#74c196
The generator opens with #00502f as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.