Nebula palette
Milky Mill
Dark anchor, working middle, light release: #004b49, #007674, #31918f, #549e9c, #70bbb8 form a analogous nebula set with somewhere to stand at every lightness. Made for museum exhibition graphics with long sightlines. The darkest and lightest stops clear AA as a text pair.
cyannebulafive-stophigh-contrast
#004b49
#007674
#31918f
#549e9c
#70bbb8
The generator opens with #004b49 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.