Blue Hour palette
Terracotta Delta
Terracotta Delta runs #004857 through #007289, #308da5, #539baf to #6fb7cc in five measured steps, the complementary structure keeping every neighbor honest. Reach for it for national-park posters with layered mountain silhouettes. The darkest and lightest stops clear AA as a text pair.
cyanbluehourfive-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.