#00ddf4
a balanced, electric cyan · cool · closest name: cyan
RGB
0, 221, 244
HSL
186°, 100%, 48%
CMYK
100, 9, 0, 4
Luminance
0.5824
Every format
| HEX | #00ddf4 |
| RGB | rgb(0, 221, 244) |
| HSL | hsl(186, 100%, 48%) |
| CMYK | cmyk(100%, 9%, 0%, 4%) |
| LAB | lab(80.9 -36.2 -23.8) |
| LCH | lch(80.9 43.3 213.4) |
| OKLCH | oklch(0.821 0.141 208.1) |
Copy-ready code
/* CSS */
color: #00ddf4;
background-color: #00ddf4;
/* Tailwind (arbitrary) */
class="text-[#00ddf4] bg-[#00ddf4]"
/* SCSS */
$brand: #00ddf4;
/* SwiftUI */
Color(red: 0.000, green: 0.867, blue: 0.957)
/* Android */
Color.parseColor("#00ddf4")Accessibility — WCAG contrast
Aa
#00ddf4 on white: 1.66:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#00ddf4 on black: 12.65:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red0.0%
Green86.7%
Blue95.7%
CMYK percentages
Cyan100.0%
Magenta9.4%
Yellow0.0%
Key (black)4.3%
Color previews
#00ddf4 text on a black background
contrast 12.65:1
Card sample
#00ddf4 text on a white background
contrast 1.66:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #00ddf4;
Background color
Panel with #00ddf4 background
background-color: #00ddf4;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #00ddf4;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(0, 221, 244, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(0, 221, 244, 0.45);
Border & gradient
Gradient panel
border: 3px solid #00ddf4; background: linear-gradient(135deg, #00ddf4, #003AF4);