Umber Color Palette
Umber Color Palette built around #635147, a dark warm brown anchor (WCAG contrast 2.8:1 against black). The set combines a light tint + a deep shade + a softened complement + a neutral ground so any palette position has a text-safe pairing.
Semantic roles
Assigned deterministically: lightest = background, darkest = text, most saturated = primary.
| background | #C6BCB6 | |
| surface | #726157 | |
| text | #372C25 | |
| text-muted | #635147 | |
| primary | #635147 | |
| secondary | #4D575D | |
| accent | #726157 |
CSS variables
:root {
--background: #c6bcb6;
--surface: #726157;
--text: #372c25;
--text-muted: #635147;
--primary: #635147;
--secondary: #4d575d;
--accent: #726157;
}Accessibility matrix
Text color (rows) on background (columns). Green = WCAG AA pass for normal text (≥4.5:1).
| Text \ BG | #635147 | #C6BCB6 | #372C25 | #4D575D | #726157 |
|---|---|---|---|---|---|
| #635147 | 1.0 | 4.0 | 1.8 | 1.0 | 1.3 |
| #C6BCB6 | 4.0 | 1.0 | 7.3 | 4.0 | 3.2 |
| #372C25 | 1.8 | 7.3 | 1.0 | 1.8 | 2.3 |
| #4D575D | 1.0 | 4.0 | 1.8 | 1.0 | 1.3 |
| #726157 | 1.3 | 3.2 | 2.3 | 1.3 | 1.0 |
Under deuteranopia
Machado et al. (2009) simulation, severity 1.0 — approximation, not a medical tool.
Colors in this palette
Similar palettes
FAQ
How do I use the umber color palette in CSS?
Copy the CSS variables below into :root and use var(--primary), var(--background) etc. Full palette: #635147, #C6BCB6, #372C25, #4D575D, #726157.
Do these colors pass accessibility checks?
See the WCAG matrix on this page: every text-on-background pairing with ratio ≥ 4.5 passes AA for normal text; ≥ 3 passes AA for large text and UI components.