#001781
a dark, electric blue · warm · closest name: midnightblue
RGB
0, 23, 129
HSL
229°, 100%, 25%
CMYK
100, 82, 0, 49
Luminance
0.0220
Every format
| HEX | #001781 |
| RGB | rgb(0, 23, 129) |
| HSL | hsl(229, 100%, 25%) |
| CMYK | cmyk(100%, 82%, 0%, 49%) |
| LAB | lab(16.5 37.7 -59.5) |
| LCH | lch(16.5 70.4 302.4) |
| OKLCH | oklch(0.296 0.173 264.0) |
Copy-ready code
/* CSS */
color: #001781;
background-color: #001781;
/* Tailwind (arbitrary) */
class="text-[#001781] bg-[#001781]"
/* SCSS */
$brand: #001781;
/* SwiftUI */
Color(red: 0.000, green: 0.090, blue: 0.506)
/* Android */
Color.parseColor("#001781")Accessibility — WCAG contrast
Aa
#001781 on white: 14.59:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#001781 on black: 1.44:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red0.0%
Green9.0%
Blue50.6%
CMYK percentages
Cyan100.0%
Magenta82.2%
Yellow0.0%
Key (black)49.4%
Color previews
#001781 text on a black background
contrast 1.44:1
Card sample
#001781 text on a white background
contrast 14.59:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #001781;
Background color
Panel with #001781 background
background-color: #001781;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #001781;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(0, 23, 129, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(0, 23, 129, 0.45);
Border & gradient
Gradient panel
border: 3px solid #001781; background: linear-gradient(135deg, #001781, #3F0081);