Acid palette
Umber Cabin
Dark anchor, working middle, light release: #005354, #007f80, #349a9b, #58a8a8, #75c4c4 form a monochromatic acid set with somewhere to stand at every lightness. Made for museum exhibition graphics with long sightlines. The darkest and lightest stops clear AA for large text.
cyanacidfive-stop
#005354
#007f80
#349a9b
#58a8a8
#75c4c4
The generator opens with #005354 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.