#1b4178
a dark, vivid blue · cool · closest name: steelblue
RGB
27, 65, 120
HSL
216°, 63%, 29%
CMYK
78, 46, 0, 53
Luminance
0.0537
Every format
| HEX | #1b4178 |
| RGB | rgb(27, 65, 120) |
| HSL | hsl(216, 63%, 29%) |
| CMYK | cmyk(78%, 46%, 0%, 53%) |
| LAB | lab(27.8 7.4 -35.3) |
| LCH | lch(27.8 36.1 281.9) |
| OKLCH | oklch(0.379 0.103 258.0) |
Copy-ready code
/* CSS */
color: #1b4178;
background-color: #1b4178;
/* Tailwind (arbitrary) */
class="text-[#1b4178] bg-[#1b4178]"
/* SCSS */
$brand: #1b4178;
/* SwiftUI */
Color(red: 0.106, green: 0.255, blue: 0.471)
/* Android */
Color.parseColor("#1b4178")Accessibility — WCAG contrast
Aa
#1b4178 on white: 10.13:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#1b4178 on black: 2.07:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red10.6%
Green25.5%
Blue47.1%
CMYK percentages
Cyan77.5%
Magenta45.8%
Yellow0.0%
Key (black)52.9%
Color previews
#1b4178 text on a black background
contrast 2.07:1
Card sample
#1b4178 text on a white background
contrast 10.13:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #1b4178;
Background color
Panel with #1b4178 background
background-color: #1b4178;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #1b4178;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(27, 65, 120, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(27, 65, 120, 0.45);
Border & gradient
Gradient panel
border: 3px solid #1b4178; background: linear-gradient(135deg, #1b4178, #331B78);