#281f66
a dark, vivid blue · warm · closest name: midnightblue
RGB
40, 31, 102
HSL
248°, 53%, 26%
CMYK
61, 70, 0, 60
Luminance
0.0239
Every format
| HEX | #281f66 |
| RGB | rgb(40, 31, 102) |
| HSL | hsl(248, 53%, 26%) |
| CMYK | cmyk(61%, 70%, 0%, 60%) |
| LAB | lab(17.4 26.4 -40.4) |
| LCH | lch(17.4 48.3 303.1) |
| OKLCH | oklch(0.299 0.119 282.2) |
Copy-ready code
/* CSS */
color: #281f66;
background-color: #281f66;
/* Tailwind (arbitrary) */
class="text-[#281f66] bg-[#281f66]"
/* SCSS */
$brand: #281f66;
/* SwiftUI */
Color(red: 0.157, green: 0.122, blue: 0.400)
/* Android */
Color.parseColor("#281f66")Accessibility — WCAG contrast
Aa
#281f66 on white: 14.21:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#281f66 on black: 1.48:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red15.7%
Green12.2%
Blue40.0%
CMYK percentages
Cyan60.8%
Magenta69.6%
Yellow0.0%
Key (black)60.0%
Color previews
#281f66 text on a black background
contrast 1.48:1
Card sample
#281f66 text on a white background
contrast 14.21:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #281f66;
Background color
Panel with #281f66 background
background-color: #281f66;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #281f66;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(40, 31, 102, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(40, 31, 102, 0.45);
Border & gradient
Gradient panel
border: 3px solid #281f66; background: linear-gradient(135deg, #281f66, #571F66);