#0a297a
a dark, electric blue · cool · closest name: midnightblue
RGB
10, 41, 122
HSL
223°, 85%, 26%
CMYK
92, 66, 0, 52
Luminance
0.0306
Every format
| HEX | #0a297a |
| RGB | rgb(10, 41, 122) |
| HSL | hsl(223, 85%, 26%) |
| CMYK | cmyk(92%, 66%, 0%, 52%) |
| LAB | lab(20.3 23.6 -48.8) |
| LCH | lch(20.3 54.2 295.8) |
| OKLCH | oklch(0.322 0.142 263.9) |
Copy-ready code
/* CSS */
color: #0a297a;
background-color: #0a297a;
/* Tailwind (arbitrary) */
class="text-[#0a297a] bg-[#0a297a]"
/* SCSS */
$brand: #0a297a;
/* SwiftUI */
Color(red: 0.039, green: 0.161, blue: 0.478)
/* Android */
Color.parseColor("#0a297a")Accessibility — WCAG contrast
Aa
#0a297a on white: 13.03:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#0a297a on black: 1.61:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red3.9%
Green16.1%
Blue47.8%
CMYK percentages
Cyan91.8%
Magenta66.4%
Yellow0.0%
Key (black)52.2%
Color previews
#0a297a text on a black background
contrast 1.61:1
Card sample
#0a297a text on a white background
contrast 13.03:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #0a297a;
Background color
Panel with #0a297a background
background-color: #0a297a;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #0a297a;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(10, 41, 122, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(10, 41, 122, 0.45);
Border & gradient
Gradient panel
border: 3px solid #0a297a; background: linear-gradient(135deg, #0a297a, #360A7A);