#1b548c
a dark, vivid blue · cool · closest name: steelblue
RGB
27, 84, 140
HSL
210°, 68%, 33%
CMYK
81, 40, 0, 45
Luminance
0.0847
Every format
| HEX | #1b548c |
| RGB | rgb(27, 84, 140) |
| HSL | hsl(210, 68%, 33%) |
| CMYK | cmyk(81%, 40%, 0%, 45%) |
| LAB | lab(34.9 2.8 -36.3) |
| LCH | lch(34.9 36.4 274.4) |
| OKLCH | oklch(0.439 0.109 251.5) |
Copy-ready code
/* CSS */
color: #1b548c;
background-color: #1b548c;
/* Tailwind (arbitrary) */
class="text-[#1b548c] bg-[#1b548c]"
/* SCSS */
$brand: #1b548c;
/* SwiftUI */
Color(red: 0.106, green: 0.329, blue: 0.549)
/* Android */
Color.parseColor("#1b548c")Accessibility — WCAG contrast
Aa
#1b548c on white: 7.80:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#1b548c on black: 2.69:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red10.6%
Green32.9%
Blue54.9%
CMYK percentages
Cyan80.7%
Magenta40.0%
Yellow0.0%
Key (black)45.1%
Color previews
#1b548c text on a black background
contrast 2.69:1
Card sample
#1b548c text on a white background
contrast 7.80:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #1b548c;
Background color
Panel with #1b548c background
background-color: #1b548c;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #1b548c;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(27, 84, 140, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(27, 84, 140, 0.45);
Border & gradient
Gradient panel
border: 3px solid #1b548c; background: linear-gradient(135deg, #1b548c, #2D1B8C);