Plaster Indigo

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#FFFDFB

Surface#F8F5F3

Sunken#F3F0EE

Raised#EDEAE8

Hairline#E6E3E1

Ink#13100D

Muted#676460

Faint#94908B

Accent#034078

On accent#FFFDFB

On ink#FFFDFB

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.

#0A1128

#001F54

#1282A2

Measured contrast

Ink: 18.7:1
Muted: 5.8:1
Faint: 3.1:1
Accent: 10.3:1
On accent: 10.3:1