#1f4591
a dark, vivid blue · cool · closest name: midnightblue
RGB
31, 69, 145
HSL
220°, 65%, 35%
CMYK
79, 52, 0, 43
Luminance
0.0659
Every format
| HEX | #1f4591 |
| RGB | rgb(31, 69, 145) |
| HSL | hsl(220, 65%, 35%) |
| CMYK | cmyk(79%, 52%, 0%, 43%) |
| LAB | lab(30.9 15.3 -45.9) |
| LCH | lch(30.9 48.3 288.5) |
| OKLCH | oklch(0.409 0.133 262.2) |
Copy-ready code
/* CSS */
color: #1f4591;
background-color: #1f4591;
/* Tailwind (arbitrary) */
class="text-[#1f4591] bg-[#1f4591]"
/* SCSS */
$brand: #1f4591;
/* SwiftUI */
Color(red: 0.122, green: 0.271, blue: 0.569)
/* Android */
Color.parseColor("#1f4591")Accessibility — WCAG contrast
Aa
#1f4591 on white: 9.06:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#1f4591 on black: 2.32:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red12.2%
Green27.1%
Blue56.9%
CMYK percentages
Cyan78.6%
Magenta52.4%
Yellow0.0%
Key (black)43.1%
Color previews
#1f4591 text on a black background
contrast 2.32:1
Card sample
#1f4591 text on a white background
contrast 9.06:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #1f4591;
Background color
Panel with #1f4591 background
background-color: #1f4591;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #1f4591;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(31, 69, 145, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(31, 69, 145, 0.45);
Border & gradient
Gradient panel
border: 3px solid #1f4591; background: linear-gradient(135deg, #1f4591, #451F91);