Jewel palette
Seaside Lane
Dark anchor, working middle, light release: #00576a, #00839e, #359fba, #5badc4, #78c9e2 form a tetradic jewel set with somewhere to stand at every lightness. Made for music artwork with loud darks and a glowing accent. The darkest and lightest stops clear AA for large text.
cyanjewelfive-stop
#00576a
#00839e
#359fba
#5badc4
#78c9e2
The generator opens with #00576a as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.