#00b5dd
a dark, electric cyan · cool · closest name: skyblue
RGB
0, 181, 221
HSL
191°, 100%, 43%
CMYK
100, 18, 0, 13
Luminance
0.3827
Every format
| HEX | #00b5dd |
| RGB | rgb(0, 181, 221) |
| HSL | hsl(191, 100%, 43%) |
| CMYK | cmyk(100%, 18%, 0%, 13%) |
| LAB | lab(68.2 -24.2 -30.8) |
| LCH | lch(68.2 39.2 231.9) |
| OKLCH | oklch(0.716 0.132 221.2) |
Copy-ready code
/* CSS */
color: #00b5dd;
background-color: #00b5dd;
/* Tailwind (arbitrary) */
class="text-[#00b5dd] bg-[#00b5dd]"
/* SCSS */
$brand: #00b5dd;
/* SwiftUI */
Color(red: 0.000, green: 0.710, blue: 0.867)
/* Android */
Color.parseColor("#00b5dd")Accessibility — WCAG contrast
Aa
#00b5dd on white: 2.43:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#00b5dd on black: 8.65:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red0.0%
Green71.0%
Blue86.7%
CMYK percentages
Cyan100.0%
Magenta18.1%
Yellow0.0%
Key (black)13.3%
Color previews
#00b5dd text on a black background
contrast 8.65:1
Card sample
#00b5dd text on a white background
contrast 2.43:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #00b5dd;
Background color
Panel with #00b5dd background
background-color: #00b5dd;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #00b5dd;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(0, 181, 221, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(0, 181, 221, 0.45);
Border & gradient
Gradient panel
border: 3px solid #00b5dd; background: linear-gradient(135deg, #00b5dd, #0021DD);