Tropical palette
Spruce Foundry
From #3f4a00 ink through #647400, #7e8f2d, #8e9d4f to #a9ba6b light, Spruce Foundry is a tetradic progression that holds together at any size. Use it for yoga studio schedules pinned to a corkboard. The darkest and lightest stops clear AA as a text pair.
yellowtropicalfive-stophigh-contrast
#3f4a00
#647400
#7e8f2d
#8e9d4f
#a9ba6b
The generator opens with #3f4a00 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.