Aurora palette
Pewter Square
From #00522c ink through #007f47, #329b61, #56a775 to #72c490 light, Pewter Square is a tetradic progression that holds together at any size. Use it for indie game interfaces with a strong day-night rhythm. The darkest and lightest stops clear AA for large text.
greenaurorafive-stop
#00522c
#007f47
#329b61
#56a775
#72c490
The generator opens with #00522c as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.