#0a2d8f
a dark, electric blue · cool · closest name: midnightblue
RGB
10, 45, 143
HSL
224°, 87%, 30%
CMYK
93, 69, 0, 44
Luminance
0.0392
Every format
| HEX | #0a2d8f |
| RGB | rgb(10, 45, 143) |
| HSL | hsl(224, 87%, 30%) |
| CMYK | cmyk(93%, 69%, 0%, 44%) |
| LAB | lab(23.4 29.4 -56.8) |
| LCH | lch(23.4 64.0 297.4) |
| OKLCH | oklch(0.351 0.166 264.1) |
Copy-ready code
/* CSS */
color: #0a2d8f;
background-color: #0a2d8f;
/* Tailwind (arbitrary) */
class="text-[#0a2d8f] bg-[#0a2d8f]"
/* SCSS */
$brand: #0a2d8f;
/* SwiftUI */
Color(red: 0.039, green: 0.176, blue: 0.561)
/* Android */
Color.parseColor("#0a2d8f")Accessibility — WCAG contrast
Aa
#0a2d8f on white: 11.77:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#0a2d8f on black: 1.78:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red3.9%
Green17.6%
Blue56.1%
CMYK percentages
Cyan93.0%
Magenta68.5%
Yellow0.0%
Key (black)43.9%
Color previews
#0a2d8f text on a black background
contrast 1.78:1
Card sample
#0a2d8f text on a white background
contrast 11.77:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #0a2d8f;
Background color
Panel with #0a2d8f background
background-color: #0a2d8f;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #0a2d8f;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(10, 45, 143, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(10, 45, 143, 0.45);
Border & gradient
Gradient panel
border: 3px solid #0a2d8f; background: linear-gradient(135deg, #0a2d8f, #400A8F);