Monochrome palette
Sleepy Fen
From #004857 ink through #007289, #308da5, #539baf to #6fb7cc light, Sleepy Fen is a analogous progression that holds together at any size. Use it for coffee bags and cafe menus that need appetite on crowded shelves. The darkest and lightest stops clear AA as a text pair.
cyanmonochromefive-stophigh-contrast
#004857
#007289
#308da5
#539baf
#6fb7cc
The generator opens with #004857 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.