#104f9e
a dark, electric blue · cool · closest name: royalblue
RGB
16, 79, 158
HSL
213°, 82%, 34%
CMYK
90, 50, 0, 38
Luminance
0.0817
Every format
| HEX | #104f9e |
| RGB | rgb(16, 79, 158) |
| HSL | hsl(213, 82%, 34%) |
| CMYK | cmyk(90%, 50%, 0%, 38%) |
| LAB | lab(34.3 12.4 -48.1) |
| LCH | lch(34.3 49.7 284.5) |
| OKLCH | oklch(0.438 0.142 257.0) |
Copy-ready code
/* CSS */
color: #104f9e;
background-color: #104f9e;
/* Tailwind (arbitrary) */
class="text-[#104f9e] bg-[#104f9e]"
/* SCSS */
$brand: #104f9e;
/* SwiftUI */
Color(red: 0.063, green: 0.310, blue: 0.620)
/* Android */
Color.parseColor("#104f9e")Accessibility — WCAG contrast
Aa
#104f9e on white: 7.97:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#104f9e on black: 2.63:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red6.3%
Green31.0%
Blue62.0%
CMYK percentages
Cyan89.9%
Magenta50.0%
Yellow0.0%
Key (black)38.0%
Color previews
#104f9e text on a black background
contrast 2.63:1
Card sample
#104f9e text on a white background
contrast 7.97:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #104f9e;
Background color
Panel with #104f9e background
background-color: #104f9e;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #104f9e;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(16, 79, 158, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(16, 79, 158, 0.45);
Border & gradient
Gradient panel
border: 3px solid #104f9e; background: linear-gradient(135deg, #104f9e, #30109E);