#00ddff
a balanced, electric cyan · cool · closest name: skyblue
RGB
0, 221, 255
HSL
188°, 100%, 50%
CMYK
100, 13, 0, 0
Luminance
0.5893
Every format
| HEX | #00ddff |
| RGB | rgb(0, 221, 255) |
| HSL | hsl(188, 100%, 50%) |
| CMYK | cmyk(100%, 13%, 0%, 0%) |
| LAB | lab(81.3 -32.7 -29.1) |
| LCH | lch(81.3 43.8 221.6) |
| OKLCH | oklch(0.825 0.145 214.1) |
Copy-ready code
/* CSS */
color: #00ddff;
background-color: #00ddff;
/* Tailwind (arbitrary) */
class="text-[#00ddff] bg-[#00ddff]"
/* SCSS */
$brand: #00ddff;
/* SwiftUI */
Color(red: 0.000, green: 0.867, blue: 1.000)
/* Android */
Color.parseColor("#00ddff")Accessibility — WCAG contrast
Aa
#00ddff on white: 1.64:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#00ddff on black: 12.79:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red0.0%
Green86.7%
Blue100.0%
CMYK percentages
Cyan100.0%
Magenta13.3%
Yellow0.0%
Key (black)0.0%
Color previews
#00ddff text on a black background
contrast 12.79:1
Card sample
#00ddff text on a white background
contrast 1.64:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #00ddff;
Background color
Panel with #00ddff background
background-color: #00ddff;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #00ddff;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(0, 221, 255, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(0, 221, 255, 0.45);
Border & gradient
Gradient panel
border: 3px solid #00ddff; background: linear-gradient(135deg, #00ddff, #0033FF);