#1b366d
a dark, vivid blue · cool · closest name: midnightblue
RGB
27, 54, 109
HSL
220°, 60%, 27%
CMYK
75, 51, 0, 57
Luminance
0.0398
Every format
| HEX | #1b366d |
| RGB | rgb(27, 54, 109) |
| HSL | hsl(220, 60%, 27%) |
| CMYK | cmyk(75%, 51%, 0%, 57%) |
| LAB | lab(23.6 10.7 -35.0) |
| LCH | lch(23.6 36.6 286.9) |
| OKLCH | oklch(0.345 0.101 262.6) |
Copy-ready code
/* CSS */
color: #1b366d;
background-color: #1b366d;
/* Tailwind (arbitrary) */
class="text-[#1b366d] bg-[#1b366d]"
/* SCSS */
$brand: #1b366d;
/* SwiftUI */
Color(red: 0.106, green: 0.212, blue: 0.427)
/* Android */
Color.parseColor("#1b366d")Accessibility — WCAG contrast
Aa
#1b366d on white: 11.70:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#1b366d on black: 1.80:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red10.6%
Green21.2%
Blue42.7%
CMYK percentages
Cyan75.2%
Magenta50.5%
Yellow0.0%
Key (black)57.3%
Color previews
#1b366d text on a black background
contrast 1.80:1
Card sample
#1b366d text on a white background
contrast 11.70:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #1b366d;
Background color
Panel with #1b366d background
background-color: #1b366d;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #1b366d;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(27, 54, 109, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(27, 54, 109, 0.45);
Border & gradient
Gradient panel
border: 3px solid #1b366d; background: linear-gradient(135deg, #1b366d, #371B6D);