#66f4d2
a light, electric cyan · cool · closest name: aquamarine
RGB
102, 244, 210
HSL
166°, 87%, 68%
CMYK
58, 0, 14, 4
Luminance
0.7218
Every format
| HEX | #66f4d2 |
| RGB | rgb(102, 244, 210) |
| HSL | hsl(166, 87%, 68%) |
| CMYK | cmyk(58%, 0%, 14%, 4%) |
| LAB | lab(88.0 -46.3 4.9) |
| LCH | lch(88.0 46.6 173.9) |
| OKLCH | oklch(0.880 0.133 174.7) |
Copy-ready code
/* CSS */
color: #66f4d2;
background-color: #66f4d2;
/* Tailwind (arbitrary) */
class="text-[#66f4d2] bg-[#66f4d2]"
/* SCSS */
$brand: #66f4d2;
/* SwiftUI */
Color(red: 0.400, green: 0.957, blue: 0.824)
/* Android */
Color.parseColor("#66f4d2")Accessibility — WCAG contrast
Aa
#66f4d2 on white: 1.36:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#66f4d2 on black: 15.44:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red40.0%
Green95.7%
Blue82.4%
CMYK percentages
Cyan58.2%
Magenta0.0%
Yellow13.9%
Key (black)4.3%
Color previews
#66f4d2 text on a black background
contrast 15.44:1
Card sample
#66f4d2 text on a white background
contrast 1.36:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #66f4d2;
Background color
Panel with #66f4d2 background
background-color: #66f4d2;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #66f4d2;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(102, 244, 210, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(102, 244, 210, 0.45);
Border & gradient
Gradient panel
border: 3px solid #66f4d2; background: linear-gradient(135deg, #66f4d2, #66B7F4);