#1b2139
a deep, soft blue · warm · closest name: black
RGB
27, 33, 57
HSL
228°, 36%, 17%
CMYK
53, 42, 0, 78
Luminance
0.0162
Every format
| HEX | #1b2139 |
| RGB | rgb(27, 33, 57) |
| HSL | hsl(228, 36%, 17%) |
| CMYK | cmyk(53%, 42%, 0%, 78%) |
| LAB | lab(13.3 5.2 -16.4) |
| LCH | lch(13.3 17.2 287.6) |
| OKLCH | oklch(0.255 0.046 272.1) |
Copy-ready code
/* CSS */
color: #1b2139;
background-color: #1b2139;
/* Tailwind (arbitrary) */
class="text-[#1b2139] bg-[#1b2139]"
/* SCSS */
$brand: #1b2139;
/* SwiftUI */
Color(red: 0.106, green: 0.129, blue: 0.224)
/* Android */
Color.parseColor("#1b2139")Accessibility — WCAG contrast
Aa
#1b2139 on white: 15.87:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#1b2139 on black: 1.32:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red10.6%
Green12.9%
Blue22.4%
CMYK percentages
Cyan52.6%
Magenta42.1%
Yellow0.0%
Key (black)77.6%
Color previews
#1b2139 text on a black background
contrast 1.32:1
Card sample
#1b2139 text on a white background
contrast 15.87:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #1b2139;
Background color
Panel with #1b2139 background
background-color: #1b2139;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #1b2139;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(27, 33, 57, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(27, 33, 57, 0.45);
Border & gradient
Gradient panel
border: 3px solid #1b2139; background: linear-gradient(135deg, #1b2139, #291B39);