Retro palette
Icy Delta
From #800027 ink through #b72d48, #d74c61, #dd6875 to #fd8490 light, Icy Delta is a tetradic progression that holds together at any size. Use it for dashboards where status colors must survive color-vision differences. The darkest and lightest stops clear AA as a text pair.
redretrofive-stophigh-contrast
#800027
#b72d48
#d74c61
#dd6875
#fd8490
The generator opens with #800027 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.