#331fad
a dark, vivid blue · warm · closest name: navy
RGB
51, 31, 173
HSL
249°, 70%, 40%
CMYK
71, 82, 0, 32
Luminance
0.0470
Every format
| HEX | #331fad |
| RGB | rgb(51, 31, 173) |
| HSL | hsl(249, 70%, 40%) |
| CMYK | cmyk(71%, 82%, 0%, 32%) |
| LAB | lab(25.9 50.8 -71.0) |
| LCH | lch(25.9 87.3 305.6) |
| OKLCH | oklch(0.384 0.207 276.8) |
Copy-ready code
/* CSS */
color: #331fad;
background-color: #331fad;
/* Tailwind (arbitrary) */
class="text-[#331fad] bg-[#331fad]"
/* SCSS */
$brand: #331fad;
/* SwiftUI */
Color(red: 0.200, green: 0.122, blue: 0.678)
/* Android */
Color.parseColor("#331fad")Accessibility — WCAG contrast
Aa
#331fad on white: 10.82:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#331fad on black: 1.94:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red20.0%
Green12.2%
Blue67.8%
CMYK percentages
Cyan70.5%
Magenta82.1%
Yellow0.0%
Key (black)32.2%
Color previews
#331fad text on a black background
contrast 1.94:1
Card sample
#331fad text on a white background
contrast 10.82:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #331fad;
Background color
Panel with #331fad background
background-color: #331fad;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #331fad;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(51, 31, 173, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(51, 31, 173, 0.45);
Border & gradient
Gradient panel
border: 3px solid #331fad; background: linear-gradient(135deg, #331fad, #921FAD);