Nebula palette
Sienna Shrine
Dark anchor, working middle, light release: #00504c, #007c76, #339791, #56a49e, #73c1ba form a tetradic nebula set with somewhere to stand at every lightness. Made for craft brewery cans lined up in a cooler door. The darkest and lightest stops clear AA for large text.
cyannebulafive-stop
#00504c
#007c76
#339791
#56a49e
#73c1ba
The generator opens with #00504c as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.