#66cccc
a balanced, vivid cyan · cool · closest name: turquoise
RGB
102, 204, 204
HSL
180°, 50%, 60%
CMYK
50, 0, 0, 20
Luminance
0.5037
Every format
| HEX | #66cccc |
| RGB | rgb(102, 204, 204) |
| HSL | hsl(180, 50%, 60%) |
| CMYK | cmyk(50%, 0%, 0%, 20%) |
| LAB | lab(76.3 -29.6 -9.1) |
| LCH | lch(76.3 31.0 197.2) |
| OKLCH | oklch(0.784 0.095 195.4) |
Copy-ready code
/* CSS */
color: #66cccc;
background-color: #66cccc;
/* Tailwind (arbitrary) */
class="text-[#66cccc] bg-[#66cccc]"
/* SCSS */
$brand: #66cccc;
/* SwiftUI */
Color(red: 0.400, green: 0.800, blue: 0.800)
/* Android */
Color.parseColor("#66cccc")Accessibility — WCAG contrast
Aa
#66cccc on white: 1.90:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#66cccc on black: 11.07:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red40.0%
Green80.0%
Blue80.0%
CMYK percentages
Cyan50.0%
Magenta0.0%
Yellow0.0%
Key (black)20.0%
Color previews
#66cccc text on a black background
contrast 11.07:1
Card sample
#66cccc text on a white background
contrast 1.90:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #66cccc;
Background color
Panel with #66cccc background
background-color: #66cccc;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #66cccc;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(102, 204, 204, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(102, 204, 204, 0.45);
Border & gradient
Gradient panel
border: 3px solid #66cccc; background: linear-gradient(135deg, #66cccc, #6688CC);