#000a42
a deep, electric blue · warm · closest name: midnightblue
RGB
0, 10, 66
HSL
231°, 100%, 13%
CMYK
100, 85, 0, 74
Luminance
0.0061
Every format
| HEX | #000a42 |
| RGB | rgb(0, 10, 66) |
| HSL | hsl(231, 100%, 13%) |
| CMYK | cmyk(100%, 85%, 0%, 74%) |
| LAB | lab(5.5 20.1 -35.5) |
| LCH | lch(5.5 40.8 299.5) |
| OKLCH | oklch(0.191 0.105 263.7) |
Copy-ready code
/* CSS */
color: #000a42;
background-color: #000a42;
/* Tailwind (arbitrary) */
class="text-[#000a42] bg-[#000a42]"
/* SCSS */
$brand: #000a42;
/* SwiftUI */
Color(red: 0.000, green: 0.039, blue: 0.259)
/* Android */
Color.parseColor("#000a42")Accessibility — WCAG contrast
Aa
#000a42 on white: 18.72:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#000a42 on black: 1.12:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red0.0%
Green3.9%
Blue25.9%
CMYK percentages
Cyan100.0%
Magenta84.8%
Yellow0.0%
Key (black)74.1%
Color previews
#000a42 text on a black background
contrast 1.12:1
Card sample
#000a42 text on a white background
contrast 18.72:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #000a42;
Background color
Panel with #000a42 background
background-color: #000a42;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #000a42;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(0, 10, 66, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(0, 10, 66, 0.45);
Border & gradient
Gradient panel
border: 3px solid #000a42; background: linear-gradient(135deg, #000a42, #220042);