Sea Green Color Palette
Sea Green Color Palette built around #2E8B57, a dark neutral green anchor (WCAG contrast 4.95:1 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 | #AFD7BB | |
| surface | #479767 | |
| text | #044A28 | |
| text-muted | #764360 | |
| primary | #2E8B57 | |
| secondary | #764360 | |
| accent | #479767 |
CSS variables
:root {
--background: #afd7bb;
--surface: #479767;
--text: #044a28;
--text-muted: #764360;
--primary: #2e8b57;
--secondary: #764360;
--accent: #479767;
}Accessibility matrix
Text color (rows) on background (columns). Green = WCAG AA pass for normal text (≥4.5:1).
| Text \ BG | #2E8B57 | #AFD7BB | #044A28 | #764360 | #479767 |
|---|---|---|---|---|---|
| #2E8B57 | 1.0 | 2.7 | 2.5 | 1.8 | 1.2 |
| #AFD7BB | 2.7 | 1.0 | 6.6 | 4.8 | 2.3 |
| #044A28 | 2.5 | 6.6 | 1.0 | 1.4 | 2.9 |
| #764360 | 1.8 | 4.8 | 1.4 | 1.0 | 2.1 |
| #479767 | 1.2 | 2.3 | 2.9 | 2.1 | 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 sea green color palette in CSS?
Copy the CSS variables below into :root and use var(--primary), var(--background) etc. Full palette: #2E8B57, #AFD7BB, #044A28, #764360, #479767.
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.