Monochrome palette
Elder Outpost
From #00567f ink through #0080bb, #349cd9, #5aabdf to #77c8fd light, Elder Outpost is a split-complementary progression that holds together at any size. Use it for book covers that read at thumbnail size. The darkest and lightest stops clear AA for large text.
skymonochromefive-stop
#00567f
#0080bb
#349cd9
#5aabdf
#77c8fd
The generator opens with #00567f as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.