Opera palette
Oat Cellar
From #005e84 ink through #0089be, #37a5dc, #5fb4e3 to #7fd1ff light, Oat Cellar is a tetradic progression that holds together at any size. Use it for packaging that photographs well under harsh retail light. The darkest and lightest stops clear AA for large text.
skyoperafive-stop
#005e84
#0089be
#37a5dc
#5fb4e3
#7fd1ff
The generator opens with #005e84 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.