#103cab
a dark, electric blue · cool · closest name: slateblue
RGB
16, 60, 171
HSL
223°, 83%, 37%
CMYK
91, 65, 0, 33
Luminance
0.0628
Every format
| HEX | #103cab |
| RGB | rgb(16, 60, 171) |
| HSL | hsl(223, 83%, 37%) |
| CMYK | cmyk(91%, 65%, 0%, 33%) |
| LAB | lab(30.1 30.6 -62.8) |
| LCH | lch(30.1 69.9 296.0) |
| OKLCH | oklch(0.409 0.183 263.6) |
Copy-ready code
/* CSS */
color: #103cab;
background-color: #103cab;
/* Tailwind (arbitrary) */
class="text-[#103cab] bg-[#103cab]"
/* SCSS */
$brand: #103cab;
/* SwiftUI */
Color(red: 0.063, green: 0.235, blue: 0.671)
/* Android */
Color.parseColor("#103cab")Accessibility — WCAG contrast
Aa
#103cab on white: 9.31:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#103cab on black: 2.26:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red6.3%
Green23.5%
Blue67.1%
CMYK percentages
Cyan90.6%
Magenta64.9%
Yellow0.0%
Key (black)32.9%
Color previews
#103cab text on a black background
contrast 2.26:1
Card sample
#103cab text on a white background
contrast 9.31:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #103cab;
Background color
Panel with #103cab background
background-color: #103cab;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #103cab;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(16, 60, 171, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(16, 60, 171, 0.45);
Border & gradient
Gradient panel
border: 3px solid #103cab; background: linear-gradient(135deg, #103cab, #4B10AB);