Anthracite Teal

A dark system. The ground and its surfaces are one neutral stepped in lightness, so the page never becomes one hue at nine brightnesses, and the accent carries real chroma so it can mean something when it appears.

Design an app with this

Roles

Ground#060A0A

Surface#141919

Sunken#1A1F1F

Raised#212626

Hairline#2D3333

Ink#F4FCFC

Muted#9DA5A5

Faint#737B7B

Accent#07BEB8

On accent#060A0A

On ink#060A0A

Data colours

Left over after the roles were filled, and kept at full chroma. A chart series is not chrome: it keeps its own colour through a theme change, and these are the ones spoken for.

#3DCCC7

#68D8D6

#9CEAEF

#C4FFF9

Measured contrast

Ink: 19.1:1
Muted: 7.9:1
Faint: 4.6:1
Accent: 8.6:1
On accent: 8.6:1