#103c59
a deep, vivid blue · cool · closest name: darkslategray
RGB
16, 60, 89
HSL
204°, 70%, 21%
CMYK
82, 33, 0, 65
Luminance
0.0406
Every format
| HEX | #103c59 |
| RGB | rgb(16, 60, 89) |
| HSL | hsl(204, 70%, 21%) |
| CMYK | cmyk(82%, 33%, 0%, 65%) |
| LAB | lab(23.9 -3.5 -21.6) |
| LCH | lch(23.9 21.9 260.9) |
| OKLCH | oklch(0.342 0.069 242.1) |
Copy-ready code
/* CSS */
color: #103c59;
background-color: #103c59;
/* Tailwind (arbitrary) */
class="text-[#103c59] bg-[#103c59]"
/* SCSS */
$brand: #103c59;
/* SwiftUI */
Color(red: 0.063, green: 0.235, blue: 0.349)
/* Android */
Color.parseColor("#103c59")Accessibility — WCAG contrast
Aa
#103c59 on white: 11.59:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#103c59 on black: 1.81:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red6.3%
Green23.5%
Blue34.9%
CMYK percentages
Cyan82.0%
Magenta32.6%
Yellow0.0%
Key (black)65.1%
Color previews
#103c59 text on a black background
contrast 1.81:1
Card sample
#103c59 text on a white background
contrast 11.59:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #103c59;
Background color
Panel with #103c59 background
background-color: #103c59;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #103c59;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(16, 60, 89, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(16, 60, 89, 0.45);
Border & gradient
Gradient panel
border: 3px solid #103c59; background: linear-gradient(135deg, #103c59, #151059);