Matcha palette
Powdery Foundry
From #4d5f00 ink through #728a00, #8ca632, #9db459 to #b9d175 light, Powdery Foundry is a tetradic progression that holds together at any size. Use it for book covers that read at thumbnail size. The darkest and lightest stops clear AA for large text.
chartreusematchafive-stop
#4d5f00
#728a00
#8ca632
#9db459
#b9d175
The generator opens with #4d5f00 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.