Ocean palette
Pearl Brook
Dark anchor, working middle, light release: #006170, #008da2, #37a9be, #5fb7c9, #7dd4e6 form a tetradic ocean 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.
cyanoceanfive-stop
#006170
#008da2
#37a9be
#5fb7c9
#7dd4e6
The generator opens with #006170 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.