#42cfab
a balanced, vivid cyan · cool · closest name: turquoise
RGB
66, 207, 171
HSL
165°, 60%, 54%
CMYK
68, 0, 17, 19
Luminance
0.4872
Every format
| HEX | #42cfab |
| RGB | rgb(66, 207, 171) |
| HSL | hsl(165, 60%, 54%) |
| CMYK | cmyk(68%, 0%, 17%, 19%) |
| LAB | lab(75.3 -45.9 7.0) |
| LCH | lch(75.3 46.5 171.3) |
| OKLCH | oklch(0.770 0.131 172.1) |
Copy-ready code
/* CSS */
color: #42cfab;
background-color: #42cfab;
/* Tailwind (arbitrary) */
class="text-[#42cfab] bg-[#42cfab]"
/* SCSS */
$brand: #42cfab;
/* SwiftUI */
Color(red: 0.259, green: 0.812, blue: 0.671)
/* Android */
Color.parseColor("#42cfab")Accessibility — WCAG contrast
Aa
#42cfab on white: 1.95:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#42cfab on black: 10.74:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.9%
Green81.2%
Blue67.1%
CMYK percentages
Cyan68.1%
Magenta0.0%
Yellow17.4%
Key (black)18.8%
Color previews
#42cfab text on a black background
contrast 10.74:1
Card sample
#42cfab text on a white background
contrast 1.95:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #42cfab;
Background color
Panel with #42cfab background
background-color: #42cfab;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #42cfab;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(66, 207, 171, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(66, 207, 171, 0.45);
Border & gradient
Gradient panel
border: 3px solid #42cfab; background: linear-gradient(135deg, #42cfab, #4295CF);