Disco palette
Birch Atelier
From #004d81 ink through #0075c1, #3191df, #56a1e4 to #76bdff light, Birch Atelier is a complementary progression that holds together at any size. Use it for newsletters where the header, links, and footers share one voice. The darkest and lightest stops clear AA for large text.
skydiscofive-stop
#004d81
#0075c1
#3191df
#56a1e4
#76bdff
The generator opens with #004d81 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.