Paper Fern

A light 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#FCFEFF

Surface#F4F6F9

Sunken#EFF1F4

Raised#E9EBEE

Hairline#E2E4E7

Ink#0E1115

Muted#61656B

Faint#8D9197

Accent#637700

On accent#FCFEFF

On ink#FCFEFF

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.

#05668D

#427AA1

#679436

#809600

Measured contrast

Ink: 18.7:1
Muted: 5.8:1
Faint: 3.1:1
Accent: 5.0:1
On accent: 5.0:1