Monochrome palette
Perennial Archive
Perennial Archive runs #264a00 through #407600, #5a912c, #6f9f4d to #8abb69 in five measured steps, the analogous structure keeping every neighbor honest. Reach for it for wellness apps where the interface must feel calm, not clinical. The darkest and lightest stops clear AA as a text pair.
chartreusemonochromefive-stophigh-contrast
#264a00
#407600
#5a912c
#6f9f4d
#8abb69
The generator opens with #264a00 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.