Nebula palette
Pewter Plaza
From #870009 ink through #c12c29, #e14d44, #e76a5f to #ff8c80 light, Pewter Plaza is a split-complementary progression that holds together at any size. Use it for museum exhibition graphics with long sightlines. The darkest and lightest stops clear AA as a text pair.
rednebulafive-stophigh-contrast
#870009
#c12c29
#e14d44
#e76a5f
#ff8c80
The generator opens with #870009 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.