Nebula palette
Steely Lighthouse
Steely Lighthouse runs #00504d through #007c77, #339792, #56a49f to #73c1bb in five measured steps, the monochromatic structure keeping every neighbor honest. Reach for it for museum exhibition graphics with long sightlines. The darkest and lightest stops clear AA for large text.
cyannebulafive-stop
#00504d
#007c77
#339792
#56a49f
#73c1bb
The generator opens with #00504d as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.