vibrant
Obsidian and Periwinkle
10.97:1 contrast ratio —
AAAVisual Preview
#1B1B2FObsidian
#CCCCFFPeriwinkle
The quick brown fox
Body text — Obsidian on Periwinkle
Supporting text at reduced opacity
Badge
Reversed — Periwinkle on Obsidian
Inverted combination preview
Contrast Analysis
Contrast Ratio
10.97:1
AAAWCAG AA
✓ Pass
Requires 4.5:1
WCAG AA Large
✓ Pass
Requires 3:1
WCAG AAA
✓ Pass
Requires 7:1
Color Values
Obsidian
Foreground (Text)
- HEX
- #1B1B2F
- RGB
- rgb(27, 27, 47)
- HSL
- hsl(240, 27%, 15%)
Periwinkle
Background
- HEX
- #CCCCFF
- RGB
- rgb(204, 204, 255)
- HSL
- hsl(240, 100%, 90%)
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 Obsidian tone evokes sophistication, power, and elegance, while Periwinkle brings trust, stability, and professionalism. Together, they create a balanced palette suited for compelling visual communication.
Palette Exports
:root {
--color-obsidian: #1B1B2F;
--color-periwinkle: #CCCCFF;
}
.combo-obsidian-periwinkle {
color: var(--color-obsidian);
background-color: var(--color-periwinkle);
}Quick Snippets
CSS Variables
:root {
--color-obsidian: #1B1B2F;
--color-periwinkle: #CCCCFF;
}Tailwind CSS
<div class="bg-purple-200 text-slate-900"> Your content here </div>