Monochrome palette
Sienna Manor
Dark anchor, working middle, light release: #007286, #009fbb, #3cbcd8, #68cae2, #88e7ff form a split-complementary monochrome set with somewhere to stand at every lightness. Made for national-park posters with layered mountain silhouettes. The darkest and lightest stops clear AA for large text.
cyanmonochromefive-stop
#007286
#009fbb
#3cbcd8
#68cae2
#88e7ff
The generator opens with #007286 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.