#001bb1
a dark, electric blue · warm · closest name: navy
RGB
0, 27, 177
HSL
231°, 100%, 35%
CMYK
100, 85, 0, 31
Luminance
0.0396
Every format
| HEX | #001bb1 |
| RGB | rgb(0, 27, 177) |
| HSL | hsl(231, 100%, 35%) |
| CMYK | cmyk(100%, 85%, 0%, 31%) |
| LAB | lab(23.5 51.7 -77.3) |
| LCH | lch(23.5 93.0 303.7) |
| OKLCH | oklch(0.363 0.225 264.2) |
Copy-ready code
/* CSS */
color: #001bb1;
background-color: #001bb1;
/* Tailwind (arbitrary) */
class="text-[#001bb1] bg-[#001bb1]"
/* SCSS */
$brand: #001bb1;
/* SwiftUI */
Color(red: 0.000, green: 0.106, blue: 0.694)
/* Android */
Color.parseColor("#001bb1")Accessibility — WCAG contrast
Aa
#001bb1 on white: 11.72:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#001bb1 on black: 1.79:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red0.0%
Green10.6%
Blue69.4%
CMYK percentages
Cyan100.0%
Magenta84.7%
Yellow0.0%
Key (black)30.6%
Color previews
#001bb1 text on a black background
contrast 1.79:1
Card sample
#001bb1 text on a white background
contrast 11.72:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #001bb1;
Background color
Panel with #001bb1 background
background-color: #001bb1;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #001bb1;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(0, 27, 177, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(0, 27, 177, 0.45);
Border & gradient
Gradient panel
border: 3px solid #001bb1; background: linear-gradient(135deg, #001bb1, #5B00B1);