#42eccf
a balanced, electric cyan · cool · closest name: turquoise
RGB
66, 236, 207
HSL
170°, 82%, 59%
CMYK
72, 0, 12, 8
Luminance
0.6565
Every format
| HEX | #42eccf |
| RGB | rgb(66, 236, 207) |
| HSL | hsl(170, 82%, 59%) |
| CMYK | cmyk(72%, 0%, 12%, 8%) |
| LAB | lab(84.8 -49.2 1.7) |
| LCH | lch(84.8 49.3 178.0) |
| OKLCH | oklch(0.851 0.142 178.5) |
Copy-ready code
/* CSS */
color: #42eccf;
background-color: #42eccf;
/* Tailwind (arbitrary) */
class="text-[#42eccf] bg-[#42eccf]"
/* SCSS */
$brand: #42eccf;
/* SwiftUI */
Color(red: 0.259, green: 0.925, blue: 0.812)
/* Android */
Color.parseColor("#42eccf")Accessibility — WCAG contrast
Aa
#42eccf on white: 1.49:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#42eccf on black: 14.13:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.9%
Green92.5%
Blue81.2%
CMYK percentages
Cyan72.0%
Magenta0.0%
Yellow12.3%
Key (black)7.5%
Color previews
#42eccf text on a black background
contrast 14.13:1
Card sample
#42eccf text on a white background
contrast 1.49:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #42eccf;
Background color
Panel with #42eccf background
background-color: #42eccf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #42eccf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(66, 236, 207, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(66, 236, 207, 0.45);
Border & gradient
Gradient panel
border: 3px solid #42eccf; background: linear-gradient(135deg, #42eccf, #4298EC);