Opera palette
Granite Kiln
Granite Kiln runs #004c75 through #0075b1, #3191ce, #55a0d5 to #72bcf3 in five measured steps, the split-complementary structure keeping every neighbor honest. Reach for it for event posters that compete with a wall of other posters. The darkest and lightest stops clear AA for large text.
skyoperafive-stop
#004c75
#0075b1
#3191ce
#55a0d5
#72bcf3
The generator opens with #004c75 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.