#281dbb
a dark, vivid blue · warm · closest name: navy
RGB
40, 29, 187
HSL
244°, 73%, 42%
CMYK
79, 85, 0, 27
Luminance
0.0492
Every format
| HEX | #281dbb |
| RGB | rgb(40, 29, 187) |
| HSL | hsl(244, 73%, 42%) |
| CMYK | cmyk(79%, 85%, 0%, 27%) |
| LAB | lab(26.5 55.1 -78.3) |
| LCH | lch(26.5 95.7 305.1) |
| OKLCH | oklch(0.391 0.227 271.7) |
Copy-ready code
/* CSS */
color: #281dbb;
background-color: #281dbb;
/* Tailwind (arbitrary) */
class="text-[#281dbb] bg-[#281dbb]"
/* SCSS */
$brand: #281dbb;
/* SwiftUI */
Color(red: 0.157, green: 0.114, blue: 0.733)
/* Android */
Color.parseColor("#281dbb")Accessibility — WCAG contrast
Aa
#281dbb on white: 10.59:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#281dbb on black: 1.98:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red15.7%
Green11.4%
Blue73.3%
CMYK percentages
Cyan78.6%
Magenta84.5%
Yellow0.0%
Key (black)26.7%
Color previews
#281dbb text on a black background
contrast 1.98:1
Card sample
#281dbb text on a white background
contrast 10.59:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #281dbb;
Background color
Panel with #281dbb background
background-color: #281dbb;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #281dbb;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(40, 29, 187, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(40, 29, 187, 0.45);
Border & gradient
Gradient panel
border: 3px solid #281dbb; background: linear-gradient(135deg, #281dbb, #921DBB);