#003891
a dark, electric blue · cool · closest name: midnightblue
RGB
0, 56, 145
HSL
217°, 100%, 28%
CMYK
100, 61, 0, 43
Luminance
0.0487
Every format
| HEX | #003891 |
| RGB | rgb(0, 56, 145) |
| HSL | hsl(217, 100%, 28%) |
| CMYK | cmyk(100%, 61%, 0%, 43%) |
| LAB | lab(26.4 22.1 -53.2) |
| LCH | lch(26.4 57.6 292.6) |
| OKLCH | oklch(0.373 0.156 260.5) |
Copy-ready code
/* CSS */
color: #003891;
background-color: #003891;
/* Tailwind (arbitrary) */
class="text-[#003891] bg-[#003891]"
/* SCSS */
$brand: #003891;
/* SwiftUI */
Color(red: 0.000, green: 0.220, blue: 0.569)
/* Android */
Color.parseColor("#003891")Accessibility — WCAG contrast
Aa
#003891 on white: 10.64:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#003891 on black: 1.97:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red0.0%
Green22.0%
Blue56.9%
CMYK percentages
Cyan100.0%
Magenta61.4%
Yellow0.0%
Key (black)43.1%
Color previews
#003891 text on a black background
contrast 1.97:1
Card sample
#003891 text on a white background
contrast 10.64:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #003891;
Background color
Panel with #003891 background
background-color: #003891;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #003891;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(0, 56, 145, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(0, 56, 145, 0.45);
Border & gradient
Gradient panel
border: 3px solid #003891; background: linear-gradient(135deg, #003891, #290091);