#103f39
a deep, vivid cyan · cool · closest name: darkslategray
RGB
16, 63, 57
HSL
172°, 60%, 16%
CMYK
75, 0, 10, 75
Luminance
0.0396
Every format
| HEX | #103f39 |
| RGB | rgb(16, 63, 57) |
| HSL | hsl(172, 60%, 16%) |
| CMYK | cmyk(75%, 0%, 10%, 75%) |
| LAB | lab(23.5 -17.3 -0.9) |
| LCH | lch(23.5 17.3 183.1) |
| OKLCH | oklch(0.335 0.051 183.1) |
Copy-ready code
/* CSS */
color: #103f39;
background-color: #103f39;
/* Tailwind (arbitrary) */
class="text-[#103f39] bg-[#103f39]"
/* SCSS */
$brand: #103f39;
/* SwiftUI */
Color(red: 0.063, green: 0.247, blue: 0.224)
/* Android */
Color.parseColor("#103f39")Accessibility — WCAG contrast
Aa
#103f39 on white: 11.72:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#103f39 on black: 1.79:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red6.3%
Green24.7%
Blue22.4%
CMYK percentages
Cyan74.6%
Magenta0.0%
Yellow9.5%
Key (black)75.3%
Color previews
#103f39 text on a black background
contrast 1.79:1
Card sample
#103f39 text on a white background
contrast 11.72:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #103f39;
Background color
Panel with #103f39 background
background-color: #103f39;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #103f39;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(16, 63, 57, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(16, 63, 57, 0.45);
Border & gradient
Gradient panel
border: 3px solid #103f39; background: linear-gradient(135deg, #103f39, #10263F);