Aurora palette
Teal Crater
Five aurora stops with room to breathe — #005e37 grounds, #008c55 and #36a86f do the talking, #5cb583 softens, #79d29f lifts. The analogous bones keep it coherent across book covers that read at thumbnail size. The darkest and lightest stops clear AA for large text.
greenaurorafive-stop
#005e37
#008c55
#36a86f
#5cb583
#79d29f
The generator opens with #005e37 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.