Nebula palette
Sumac Crater
From #a52800 ink through #d65636, #f67352, #fc8c6f to #ffb8a6 light, Sumac Crater is a monochromatic progression that holds together at any size. Use it for book covers that read at thumbnail size. The darkest and lightest stops clear AA for large text.
rednebulafive-stop
#a52800
#d65636
#f67352
#fc8c6f
#ffb8a6
The generator opens with #a52800 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.