#104f8e
a dark, electric blue · cool · closest name: steelblue
RGB
16, 79, 142
HSL
210°, 80%, 31%
CMYK
89, 44, 0, 44
Luminance
0.0766
Every format
| HEX | #104f8e |
| RGB | rgb(16, 79, 142) |
| HSL | hsl(210, 80%, 31%) |
| CMYK | cmyk(89%, 44%, 0%, 44%) |
| LAB | lab(33.3 5.8 -40.2) |
| LCH | lch(33.3 40.6 278.2) |
| OKLCH | oklch(0.426 0.120 253.1) |
Copy-ready code
/* CSS */
color: #104f8e;
background-color: #104f8e;
/* Tailwind (arbitrary) */
class="text-[#104f8e] bg-[#104f8e]"
/* SCSS */
$brand: #104f8e;
/* SwiftUI */
Color(red: 0.063, green: 0.310, blue: 0.557)
/* Android */
Color.parseColor("#104f8e")Accessibility — WCAG contrast
Aa
#104f8e on white: 8.30:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#104f8e on black: 2.53:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red6.3%
Green31.0%
Blue55.7%
CMYK percentages
Cyan88.7%
Magenta44.4%
Yellow0.0%
Key (black)44.3%
Color previews
#104f8e text on a black background
contrast 2.53:1
Card sample
#104f8e text on a white background
contrast 8.30:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #104f8e;
Background color
Panel with #104f8e background
background-color: #104f8e;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #104f8e;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(16, 79, 142, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(16, 79, 142, 0.45);
Border & gradient
Gradient panel
border: 3px solid #104f8e; background: linear-gradient(135deg, #104f8e, #25108E);