#04ffdf
a balanced, electric cyan · cool · closest name: aquamarine
RGB
4, 255, 223
HSL
172°, 100%, 51%
CMYK
98, 0, 13, 0
Luminance
0.7687
Every format
| HEX | #04ffdf |
| RGB | rgb(4, 255, 223) |
| HSL | hsl(172, 100%, 51%) |
| CMYK | cmyk(98%, 0%, 13%, 0%) |
| LAB | lab(90.3 -56.8 1.2) |
| LCH | lch(90.3 56.8 178.8) |
| OKLCH | oklch(0.896 0.163 179.2) |
Copy-ready code
/* CSS */
color: #04ffdf;
background-color: #04ffdf;
/* Tailwind (arbitrary) */
class="text-[#04ffdf] bg-[#04ffdf]"
/* SCSS */
$brand: #04ffdf;
/* SwiftUI */
Color(red: 0.016, green: 1.000, blue: 0.875)
/* Android */
Color.parseColor("#04ffdf")Accessibility — WCAG contrast
Aa
#04ffdf on white: 1.28:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#04ffdf on black: 16.37:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red1.6%
Green100.0%
Blue87.5%
CMYK percentages
Cyan98.4%
Magenta0.0%
Yellow12.5%
Key (black)0.0%
Color previews
#04ffdf text on a black background
contrast 16.37:1
Card sample
#04ffdf text on a white background
contrast 1.28:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #04ffdf;
Background color
Panel with #04ffdf background
background-color: #04ffdf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #04ffdf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(4, 255, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(4, 255, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #04ffdf; background: linear-gradient(135deg, #04ffdf, #0478FF);