Monochrome palette
Opal Crater
From #0a5a00 ink through #38842f, #54a04b, #6dad65 to #89ca81 light, Opal Crater is a monochromatic progression that holds together at any size. Use it for podcast cover art at sixty pixels square. The darkest and lightest stops clear AA for large text.
greenmonochromefive-stop
#0a5a00
#38842f
#54a04b
#6dad65
#89ca81
The generator opens with #0a5a00 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.