Ocean palette
Flannel Harbor
Dark anchor, working middle, light release: #87000c, #c12a2a, #e14b45, #e7685f, #ff8b80 form a tetradic ocean set with somewhere to stand at every lightness. Made for book covers that read at thumbnail size. The darkest and lightest stops clear AA as a text pair.
redoceanfive-stophigh-contrast
#87000c
#c12a2a
#e14b45
#e7685f
#ff8b80
The generator opens with #87000c as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.