#3fffcc
a balanced, electric cyan · cool · closest name: aquamarine
RGB
63, 255, 204
HSL
164°, 100%, 62%
CMYK
75, 0, 20, 0
Luminance
0.7694
Every format
| HEX | #3fffcc |
| RGB | rgb(63, 255, 204) |
| HSL | hsl(164, 100%, 62%) |
| CMYK | cmyk(75%, 0%, 20%, 0%) |
| LAB | lab(90.3 -58.0 11.1) |
| LCH | lch(90.3 59.1 169.1) |
| OKLCH | oklch(0.896 0.164 170.0) |
Copy-ready code
/* CSS */
color: #3fffcc;
background-color: #3fffcc;
/* Tailwind (arbitrary) */
class="text-[#3fffcc] bg-[#3fffcc]"
/* SCSS */
$brand: #3fffcc;
/* SwiftUI */
Color(red: 0.247, green: 1.000, blue: 0.800)
/* Android */
Color.parseColor("#3fffcc")Accessibility — WCAG contrast
Aa
#3fffcc on white: 1.28:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#3fffcc on black: 16.39:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red24.7%
Green100.0%
Blue80.0%
CMYK percentages
Cyan75.3%
Magenta0.0%
Yellow20.0%
Key (black)0.0%
Color previews
#3fffcc text on a black background
contrast 16.39:1
Card sample
#3fffcc text on a white background
contrast 1.28:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3fffcc;
Background color
Panel with #3fffcc background
background-color: #3fffcc;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3fffcc;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(63, 255, 204, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(63, 255, 204, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3fffcc; background: linear-gradient(135deg, #3fffcc, #3FB2FF);