Opera palette
Brumal Foundry
Five opera stops with room to breathe — #00406a grounds, #0068a7 and #2e83c4 do the talking, #4f92ca softens, #6bafe8 lifts. The triadic bones keep it coherent across book covers that read at thumbnail size. The darkest and lightest stops clear AA as a text pair.
skyoperafive-stophigh-contrast
#00406a
#0068a7
#2e83c4
#4f92ca
#6bafe8
The generator opens with #00406a as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.