Jewel palette
Birch Grove
Dark anchor, working middle, light release: #005370, #007da8, #3399c5, #59a7cd, #75c4eb form a monochromatic jewel 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.
cyanjewelfive-stop
#005370
#007da8
#3399c5
#59a7cd
#75c4eb
The generator opens with #005370 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.