Jewel palette
Melon Cabin
Dark anchor, working middle, light release: #005267, #007d9b, #3399b7, #58a6c1, #75c3de form a tetradic jewel set with somewhere to stand at every lightness. Made for event posters that compete with a wall of other posters. The darkest and lightest stops clear AA for large text.
cyanjewelfive-stop
#005267
#007d9b
#3399b7
#58a6c1
#75c3de
The generator opens with #005267 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.