#42b2ab
a balanced, vivid cyan · cool · closest name: turquoise
RGB
66, 178, 171
HSL
176°, 46%, 48%
CMYK
63, 0, 4, 30
Luminance
0.3594
Every format
| HEX | #42b2ab |
| RGB | rgb(66, 178, 171) |
| HSL | hsl(176, 46%, 48%) |
| CMYK | cmyk(63%, 0%, 4%, 30%) |
| LAB | lab(66.5 -32.9 -5.8) |
| LCH | lch(66.5 33.5 190.0) |
| OKLCH | oklch(0.699 0.101 189.3) |
Copy-ready code
/* CSS */
color: #42b2ab;
background-color: #42b2ab;
/* Tailwind (arbitrary) */
class="text-[#42b2ab] bg-[#42b2ab]"
/* SCSS */
$brand: #42b2ab;
/* SwiftUI */
Color(red: 0.259, green: 0.698, blue: 0.671)
/* Android */
Color.parseColor("#42b2ab")Accessibility — WCAG contrast
Aa
#42b2ab on white: 2.56:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#42b2ab on black: 8.19:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.9%
Green69.8%
Blue67.1%
CMYK percentages
Cyan62.9%
Magenta0.0%
Yellow3.9%
Key (black)30.2%
Color previews
#42b2ab text on a black background
contrast 8.19:1
Card sample
#42b2ab text on a white background
contrast 2.56:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #42b2ab;
Background color
Panel with #42b2ab background
background-color: #42b2ab;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #42b2ab;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(66, 178, 171, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(66, 178, 171, 0.45);
Border & gradient
Gradient panel
border: 3px solid #42b2ab; background: linear-gradient(135deg, #42b2ab, #426EB2);