#66bba4
a balanced, soft cyan · cool · closest name: turquoise
RGB
102, 187, 164
HSL
164°, 39%, 57%
CMYK
46, 0, 12, 27
Luminance
0.4105
Every format
| HEX | #66bba4 |
| RGB | rgb(102, 187, 164) |
| HSL | hsl(164, 39%, 57%) |
| CMYK | cmyk(46%, 0%, 12%, 27%) |
| LAB | lab(70.2 -31.3 3.7) |
| LCH | lch(70.2 31.6 173.3) |
| OKLCH | oklch(0.732 0.090 174.1) |
Copy-ready code
/* CSS */
color: #66bba4;
background-color: #66bba4;
/* Tailwind (arbitrary) */
class="text-[#66bba4] bg-[#66bba4]"
/* SCSS */
$brand: #66bba4;
/* SwiftUI */
Color(red: 0.400, green: 0.733, blue: 0.643)
/* Android */
Color.parseColor("#66bba4")Accessibility — WCAG contrast
Aa
#66bba4 on white: 2.28:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#66bba4 on black: 9.21:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red40.0%
Green73.3%
Blue64.3%
CMYK percentages
Cyan45.5%
Magenta0.0%
Yellow12.3%
Key (black)26.7%
Color previews
#66bba4 text on a black background
contrast 9.21:1
Card sample
#66bba4 text on a white background
contrast 2.28:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #66bba4;
Background color
Panel with #66bba4 background
background-color: #66bba4;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #66bba4;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(102, 187, 164, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(102, 187, 164, 0.45);
Border & gradient
Gradient panel
border: 3px solid #66bba4; background: linear-gradient(135deg, #66bba4, #6699BB);