Nebula palette
Sleepy Prairie
Dark anchor, working middle, light release: #007669, #00a594, #3dc2b0, #69cfbf, #87ecdc form a analogous nebula set with somewhere to stand at every lightness. Made for national-park posters with layered mountain silhouettes. The darkest and lightest stops clear AA for large text.
tealnebulafive-stop
#007669
#00a594
#3dc2b0
#69cfbf
#87ecdc
The generator opens with #007669 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.