Midnight Blue Color Palette
Midnight Blue Color Palette built around #191970, a dark cool blue anchor (WCAG contrast 1.41:1 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 | #B0A2D4 | |
| surface | #5C5C2D | |
| text | #0F0E4A | |
| text-muted | #191970 | |
| primary | #191970 | |
| secondary | #5C5C2D | |
| accent | #372D7E |
CSS variables
:root {
--background: #b0a2d4;
--surface: #5c5c2d;
--text: #0f0e4a;
--text-muted: #191970;
--primary: #191970;
--secondary: #5c5c2d;
--accent: #372d7e;
}Accessibility matrix
Text color (rows) on background (columns). Green = WCAG AA pass for normal text (≥4.5:1).
| Text \ BG | #191970 | #B0A2D4 | #0F0E4A | #5C5C2D | #372D7E |
|---|---|---|---|---|---|
| #191970 | 1.0 | 6.3 | 1.2 | 2.1 | 1.3 |
| #B0A2D4 | 6.3 | 1.0 | 7.6 | 3.0 | 4.9 |
| #0F0E4A | 1.2 | 7.6 | 1.0 | 2.6 | 1.6 |
| #5C5C2D | 2.1 | 3.0 | 2.6 | 1.0 | 1.6 |
| #372D7E | 1.3 | 4.9 | 1.6 | 1.6 | 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 midnight blue color palette in CSS?
Copy the CSS variables below into :root and use var(--primary), var(--background) etc. Full palette: #191970, #B0A2D4, #0F0E4A, #5C5C2D, #372D7E.
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.