Autumn palette
Flint Foundry
Five autumn stops with room to breathe — #8c001e grounds, #bf3942 and #df575c do the talking, #e57172 softens, #ff9290 lifts. The split-complementary bones keep it coherent across national-park posters with layered mountain silhouettes. The darkest and lightest stops clear AA as a text pair.
redautumnfive-stophigh-contrast
#8c001e
#bf3942
#df575c
#e57172
#ff9290
The generator opens with #8c001e as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.