#281bbc
a dark, vivid blue · warm · closest name: navy
RGB
40, 27, 188
HSL
245°, 75%, 42%
CMYK
79, 86, 0, 26
Luminance
0.0487
Every format
| HEX | #281bbc |
| RGB | rgb(40, 27, 188) |
| HSL | hsl(245, 75%, 42%) |
| CMYK | cmyk(79%, 86%, 0%, 26%) |
| LAB | lab(26.4 56.2 -79.2) |
| LCH | lch(26.4 97.1 305.4) |
| OKLCH | oklch(0.390 0.229 271.7) |
Copy-ready code
/* CSS */
color: #281bbc;
background-color: #281bbc;
/* Tailwind (arbitrary) */
class="text-[#281bbc] bg-[#281bbc]"
/* SCSS */
$brand: #281bbc;
/* SwiftUI */
Color(red: 0.157, green: 0.106, blue: 0.737)
/* Android */
Color.parseColor("#281bbc")Accessibility — WCAG contrast
Aa
#281bbc on white: 10.64:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#281bbc on black: 1.97:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red15.7%
Green10.6%
Blue73.7%
CMYK percentages
Cyan78.7%
Magenta85.6%
Yellow0.0%
Key (black)26.3%
Color previews
#281bbc text on a black background
contrast 1.97:1
Card sample
#281bbc text on a white background
contrast 10.64:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #281bbc;
Background color
Panel with #281bbc background
background-color: #281bbc;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #281bbc;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(40, 27, 188, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(40, 27, 188, 0.45);
Border & gradient
Gradient panel
border: 3px solid #281bbc; background: linear-gradient(135deg, #281bbc, #931BBC);