Monochrome palette
Hickory Inn
From #004f01 ink through #007d04, #31992e, #53a54f to #70c26a light, Hickory Inn is a split-complementary progression that holds together at any size. Use it for event posters that compete with a wall of other posters. The darkest and lightest stops clear AA as a text pair.
greenmonochromefive-stophigh-contrast
#004f01
#007d04
#31992e
#53a54f
#70c26a
The generator opens with #004f01 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.