#66bbbb
a balanced, soft cyan · cool · closest name: skyblue
RGB
102, 187, 187
HSL
180°, 39%, 57%
CMYK
46, 0, 0, 27
Luminance
0.4195
Every format
| HEX | #66bbbb |
| RGB | rgb(102, 187, 187) |
| HSL | hsl(180, 39%, 57%) |
| CMYK | cmyk(46%, 0%, 0%, 27%) |
| LAB | lab(70.8 -25.7 -8.0) |
| LCH | lch(70.8 26.9 197.3) |
| OKLCH | oklch(0.739 0.083 195.5) |
Copy-ready code
/* CSS */
color: #66bbbb;
background-color: #66bbbb;
/* Tailwind (arbitrary) */
class="text-[#66bbbb] bg-[#66bbbb]"
/* SCSS */
$brand: #66bbbb;
/* SwiftUI */
Color(red: 0.400, green: 0.733, blue: 0.733)
/* Android */
Color.parseColor("#66bbbb")Accessibility — WCAG contrast
Aa
#66bbbb on white: 2.24:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#66bbbb on black: 9.39:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red40.0%
Green73.3%
Blue73.3%
CMYK percentages
Cyan45.5%
Magenta0.0%
Yellow0.0%
Key (black)26.7%
Color previews
#66bbbb text on a black background
contrast 9.39:1
Card sample
#66bbbb text on a white background
contrast 2.24:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #66bbbb;
Background color
Panel with #66bbbb background
background-color: #66bbbb;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #66bbbb;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(102, 187, 187, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(102, 187, 187, 0.45);
Border & gradient
Gradient panel
border: 3px solid #66bbbb; background: linear-gradient(135deg, #66bbbb, #6682BB);