vibrant
Black and Emerald
9.87:1 contrast ratio —
AAAVisual Preview
#000000Black
#50C878Emerald
The quick brown fox
Body text — Black on Emerald
Supporting text at reduced opacity
Badge
Reversed — Emerald on Black
Inverted combination preview
Contrast Analysis
Contrast Ratio
9.87:1
AAAWCAG AA
✓ Pass
Requires 4.5:1
WCAG AA Large
✓ Pass
Requires 3:1
WCAG AAA
✓ Pass
Requires 7:1
Color Values
Black
Foreground (Text)
- HEX
- #000000
- RGB
- rgb(0, 0, 0)
- HSL
- hsl(0, 0%, 0%)
Emerald
Background
- HEX
- #50C878
- RGB
- rgb(80, 200, 120)
- HSL
- hsl(140, 52%, 55%)
Design Use Cases
- Accessibility-critical text
- Body copy
- Public sector services
- Medical content
Industry Recommendations
Accessibility-First Products
Publishing
Legal Services
Education
Government
Color Psychology
The Black tone evokes sophistication, power, and elegance, while Emerald brings growth, health, and harmony. Together, they create a balanced palette suited for compelling visual communication.
Palette Exports
:root {
--color-black: #000000;
--color-emerald: #50C878;
}
.combo-black-emerald {
color: var(--color-black);
background-color: var(--color-emerald);
}Quick Snippets
CSS Variables
:root {
--color-black: #000000;
--color-emerald: #50C878;
}Tailwind CSS
<div class="bg-green-500 text-black"> Your content here </div>