Navy Blue Color Palette
Navy Blue Color Palette built around #1B2A4A, a dark cool blue anchor (WCAG contrast 1.48:1 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 | #A6AABD | |
| surface | #313C5A | |
| text | #0F192F | |
| text-muted | #1B2A4A | |
| primary | #1B2A4A | |
| secondary | #3F3726 | |
| accent | #313C5A |
CSS variables
:root {
--background: #a6aabd;
--surface: #313c5a;
--text: #0f192f;
--text-muted: #1b2a4a;
--primary: #1b2a4a;
--secondary: #3f3726;
--accent: #313c5a;
}Accessibility matrix
Text color (rows) on background (columns). Green = WCAG AA pass for normal text (≥4.5:1).
| Text \ BG | #1B2A4A | #A6AABD | #0F192F | #3F3726 | #313C5A |
|---|---|---|---|---|---|
| #1B2A4A | 1.0 | 6.2 | 1.2 | 1.2 | 1.3 |
| #A6AABD | 6.2 | 1.0 | 7.6 | 5.1 | 4.7 |
| #0F192F | 1.2 | 7.6 | 1.0 | 1.5 | 1.6 |
| #3F3726 | 1.2 | 5.1 | 1.5 | 1.0 | 1.1 |
| #313C5A | 1.3 | 4.7 | 1.6 | 1.1 | 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 navy blue color palette in CSS?
Copy the CSS variables below into :root and use var(--primary), var(--background) etc. Full palette: #1B2A4A, #A6AABD, #0F192F, #3F3726, #313C5A.
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.