#81f8da
a light, electric cyan · cool · closest name: aquamarine
RGB
129, 248, 218
HSL
165°, 90%, 74%
CMYK
48, 0, 12, 3
Luminance
0.7686
Every format
| HEX | #81f8da |
| RGB | rgb(129, 248, 218) |
| HSL | hsl(165, 90%, 74%) |
| CMYK | cmyk(48%, 0%, 12%, 3%) |
| LAB | lab(90.3 -40.7 4.1) |
| LCH | lch(90.3 40.9 174.3) |
| OKLCH | oklch(0.901 0.117 175.0) |
Copy-ready code
/* CSS */
color: #81f8da;
background-color: #81f8da;
/* Tailwind (arbitrary) */
class="text-[#81f8da] bg-[#81f8da]"
/* SCSS */
$brand: #81f8da;
/* SwiftUI */
Color(red: 0.506, green: 0.973, blue: 0.855)
/* Android */
Color.parseColor("#81f8da")Accessibility — WCAG contrast
Aa
#81f8da on white: 1.28:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#81f8da on black: 16.37:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red50.6%
Green97.3%
Blue85.5%
CMYK percentages
Cyan48.0%
Magenta0.0%
Yellow12.1%
Key (black)2.7%
Color previews
#81f8da text on a black background
contrast 16.37:1
Card sample
#81f8da text on a white background
contrast 1.28:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #81f8da;
Background color
Panel with #81f8da background
background-color: #81f8da;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #81f8da;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(129, 248, 218, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(129, 248, 218, 0.45);
Border & gradient
Gradient panel
border: 3px solid #81f8da; background: linear-gradient(135deg, #81f8da, #81C7F8);