#11ffda
a balanced, electric cyan · cool · closest name: aquamarine
RGB
17, 255, 218
HSL
171°, 100%, 53%
CMYK
93, 0, 15, 0
Luminance
0.7670
Every format
| HEX | #11ffda |
| RGB | rgb(17, 255, 218) |
| HSL | hsl(171, 100%, 53%) |
| CMYK | cmyk(93%, 0%, 15%, 0%) |
| LAB | lab(90.2 -57.7 3.7) |
| LCH | lch(90.2 57.9 176.3) |
| OKLCH | oklch(0.895 0.165 176.9) |
Copy-ready code
/* CSS */
color: #11ffda;
background-color: #11ffda;
/* Tailwind (arbitrary) */
class="text-[#11ffda] bg-[#11ffda]"
/* SCSS */
$brand: #11ffda;
/* SwiftUI */
Color(red: 0.067, green: 1.000, blue: 0.855)
/* Android */
Color.parseColor("#11ffda")Accessibility — WCAG contrast
Aa
#11ffda on white: 1.29:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#11ffda on black: 16.34:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red6.7%
Green100.0%
Blue85.5%
CMYK percentages
Cyan93.3%
Magenta0.0%
Yellow14.5%
Key (black)0.0%
Color previews
#11ffda text on a black background
contrast 16.34:1
Card sample
#11ffda text on a white background
contrast 1.29:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #11ffda;
Background color
Panel with #11ffda background
background-color: #11ffda;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #11ffda;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(17, 255, 218, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(17, 255, 218, 0.45);
Border & gradient
Gradient panel
border: 3px solid #11ffda; background: linear-gradient(135deg, #11ffda, #1185FF);