#00dda9
a dark, electric cyan · cool · closest name: aquamarine
RGB
0, 221, 169
HSL
166°, 100%, 43%
CMYK
100, 0, 24, 13
Luminance
0.5458
Every format
| HEX | #00dda9 |
| RGB | rgb(0, 221, 169) |
| HSL | hsl(166, 100%, 43%) |
| CMYK | cmyk(100%, 0%, 24%, 13%) |
| LAB | lab(78.8 -57.1 13.0) |
| LCH | lch(78.8 58.6 167.2) |
| OKLCH | oklch(0.797 0.161 168.1) |
Copy-ready code
/* CSS */
color: #00dda9;
background-color: #00dda9;
/* Tailwind (arbitrary) */
class="text-[#00dda9] bg-[#00dda9]"
/* SCSS */
$brand: #00dda9;
/* SwiftUI */
Color(red: 0.000, green: 0.867, blue: 0.663)
/* Android */
Color.parseColor("#00dda9")Accessibility — WCAG contrast
Aa
#00dda9 on white: 1.76:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#00dda9 on black: 11.92:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red0.0%
Green86.7%
Blue66.3%
CMYK percentages
Cyan100.0%
Magenta0.0%
Yellow23.5%
Key (black)13.3%
Color previews
#00dda9 text on a black background
contrast 11.92:1
Card sample
#00dda9 text on a white background
contrast 1.76:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #00dda9;
Background color
Panel with #00dda9 background
background-color: #00dda9;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #00dda9;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(0, 221, 169, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(0, 221, 169, 0.45);
Border & gradient
Gradient panel
border: 3px solid #00dda9; background: linear-gradient(135deg, #00dda9, #007EDD);