Nebula palette
Topaz Lighthouse
Five nebula stops with room to breathe — #005472 grounds, #007faa and #349bc7 do the talking, #5aa9cf softens, #76c6ed lifts. The tetradic bones keep it coherent across museum exhibition graphics with long sightlines. The darkest and lightest stops clear AA for large text.
cyannebulafive-stop
#005472
#007faa
#349bc7
#5aa9cf
#76c6ed
The generator opens with #005472 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.