Nebula palette
Soft Mill
From #990c00 ink through #d03c2a, #f05b47, #f67763 to #ffa393 light, Soft Mill is a split-complementary progression that holds together at any size. Use it for event posters that compete with a wall of other posters. The darkest and lightest stops clear AA as a text pair.
rednebulafive-stophigh-contrast
#990c00
#d03c2a
#f05b47
#f67763
#ffa393
The generator opens with #990c00 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.