#104f57
a deep, vivid cyan · cool · closest name: darkslategray
RGB
16, 79, 87
HSL
187°, 69%, 20%
CMYK
82, 9, 0, 66
Luminance
0.0639
Every format
| HEX | #104f57 |
| RGB | rgb(16, 79, 87) |
| HSL | hsl(187, 69%, 20%) |
| CMYK | cmyk(82%, 9%, 0%, 66%) |
| LAB | lab(30.4 -16.0 -10.3) |
| LCH | lch(30.4 19.0 212.7) |
| OKLCH | oklch(0.394 0.061 207.7) |
Copy-ready code
/* CSS */
color: #104f57;
background-color: #104f57;
/* Tailwind (arbitrary) */
class="text-[#104f57] bg-[#104f57]"
/* SCSS */
$brand: #104f57;
/* SwiftUI */
Color(red: 0.063, green: 0.310, blue: 0.341)
/* Android */
Color.parseColor("#104f57")Accessibility — WCAG contrast
Aa
#104f57 on white: 9.22:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#104f57 on black: 2.28:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red6.3%
Green31.0%
Blue34.1%
CMYK percentages
Cyan81.6%
Magenta9.2%
Yellow0.0%
Key (black)65.9%
Color previews
#104f57 text on a black background
contrast 2.28:1
Card sample
#104f57 text on a white background
contrast 9.22:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #104f57;
Background color
Panel with #104f57 background
background-color: #104f57;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #104f57;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(16, 79, 87, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(16, 79, 87, 0.45);
Border & gradient
Gradient panel
border: 3px solid #104f57; background: linear-gradient(135deg, #104f57, #102057);