#00b3dd
a dark, electric cyan · cool · closest name: skyblue
RGB
0, 179, 221
HSL
191°, 100%, 43%
CMYK
100, 19, 0, 13
Luminance
0.3746
Every format
| HEX | #00b3dd |
| RGB | rgb(0, 179, 221) |
| HSL | hsl(191, 100%, 43%) |
| CMYK | cmyk(100%, 19%, 0%, 13%) |
| LAB | lab(67.6 -23.2 -31.7) |
| LCH | lch(67.6 39.3 233.9) |
| OKLCH | oklch(0.711 0.132 222.5) |
Copy-ready code
/* CSS */
color: #00b3dd;
background-color: #00b3dd;
/* Tailwind (arbitrary) */
class="text-[#00b3dd] bg-[#00b3dd]"
/* SCSS */
$brand: #00b3dd;
/* SwiftUI */
Color(red: 0.000, green: 0.702, blue: 0.867)
/* Android */
Color.parseColor("#00b3dd")Accessibility — WCAG contrast
Aa
#00b3dd on white: 2.47:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#00b3dd on black: 8.49:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red0.0%
Green70.2%
Blue86.7%
CMYK percentages
Cyan100.0%
Magenta19.0%
Yellow0.0%
Key (black)13.3%
Color previews
#00b3dd text on a black background
contrast 8.49:1
Card sample
#00b3dd text on a white background
contrast 2.47:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #00b3dd;
Background color
Panel with #00b3dd background
background-color: #00b3dd;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #00b3dd;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(0, 179, 221, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(0, 179, 221, 0.45);
Border & gradient
Gradient panel
border: 3px solid #00b3dd; background: linear-gradient(135deg, #00b3dd, #0020DD);