#0f3f8a
a dark, electric blue · cool · closest name: midnightblue
RGB
15, 63, 138
HSL
217°, 80%, 30%
CMYK
89, 54, 0, 46
Luminance
0.0549
Every format
| HEX | #0f3f8a |
| RGB | rgb(15, 63, 138) |
| HSL | hsl(217, 80%, 30%) |
| CMYK | cmyk(89%, 54%, 0%, 46%) |
| LAB | lab(28.1 15.1 -46.0) |
| LCH | lch(28.1 48.5 288.1) |
| OKLCH | oklch(0.385 0.135 259.7) |
Copy-ready code
/* CSS */
color: #0f3f8a;
background-color: #0f3f8a;
/* Tailwind (arbitrary) */
class="text-[#0f3f8a] bg-[#0f3f8a]"
/* SCSS */
$brand: #0f3f8a;
/* SwiftUI */
Color(red: 0.059, green: 0.247, blue: 0.541)
/* Android */
Color.parseColor("#0f3f8a")Accessibility — WCAG contrast
Aa
#0f3f8a on white: 10.01:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#0f3f8a on black: 2.10:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red5.9%
Green24.7%
Blue54.1%
CMYK percentages
Cyan89.1%
Magenta54.3%
Yellow0.0%
Key (black)45.9%
Color previews
#0f3f8a text on a black background
contrast 2.10:1
Card sample
#0f3f8a text on a white background
contrast 10.01:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #0f3f8a;
Background color
Panel with #0f3f8a background
background-color: #0f3f8a;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #0f3f8a;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(15, 63, 138, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(15, 63, 138, 0.45);
Border & gradient
Gradient panel
border: 3px solid #0f3f8a; background: linear-gradient(135deg, #0f3f8a, #310F8A);