#03091b
a deep, electric blue · warm · closest name: black
RGB
3, 9, 27
HSL
225°, 80%, 6%
CMYK
89, 67, 0, 89
Luminance
0.0029
Every format
| HEX | #03091b |
| RGB | rgb(3, 9, 27) |
| HSL | hsl(225, 80%, 6%) |
| CMYK | cmyk(89%, 67%, 0%, 89%) |
| LAB | lab(2.6 2.2 -10.8) |
| LCH | lch(2.6 11.0 281.6) |
| OKLCH | oklch(0.145 0.041 263.3) |
Copy-ready code
/* CSS */
color: #03091b;
background-color: #03091b;
/* Tailwind (arbitrary) */
class="text-[#03091b] bg-[#03091b]"
/* SCSS */
$brand: #03091b;
/* SwiftUI */
Color(red: 0.012, green: 0.035, blue: 0.106)
/* Android */
Color.parseColor("#03091b")Accessibility — WCAG contrast
Aa
#03091b on white: 19.83:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#03091b on black: 1.06:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red1.2%
Green3.5%
Blue10.6%
CMYK percentages
Cyan88.9%
Magenta66.7%
Yellow0.0%
Key (black)89.4%
Color previews
#03091b text on a black background
contrast 1.06:1
Card sample
#03091b text on a white background
contrast 19.83:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #03091b;
Background color
Panel with #03091b background
background-color: #03091b;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #03091b;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(3, 9, 27, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(3, 9, 27, 0.45);
Border & gradient
Gradient panel
border: 3px solid #03091b; background: linear-gradient(135deg, #03091b, #0D031B);