#00cfef
a balanced, electric cyan · cool · closest name: skyblue
RGB
0, 207, 239
HSL
188°, 100%, 47%
CMYK
100, 13, 0, 6
Luminance
0.5086
Every format
| HEX | #00cfef |
| RGB | rgb(0, 207, 239) |
| HSL | hsl(188, 100%, 47%) |
| CMYK | cmyk(100%, 13%, 0%, 6%) |
| LAB | lab(76.6 -31.1 -27.7) |
| LCH | lch(76.6 41.7 221.7) |
| OKLCH | oklch(0.786 0.138 214.1) |
Copy-ready code
/* CSS */
color: #00cfef;
background-color: #00cfef;
/* Tailwind (arbitrary) */
class="text-[#00cfef] bg-[#00cfef]"
/* SCSS */
$brand: #00cfef;
/* SwiftUI */
Color(red: 0.000, green: 0.812, blue: 0.937)
/* Android */
Color.parseColor("#00cfef")Accessibility — WCAG contrast
Aa
#00cfef on white: 1.88:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#00cfef on black: 11.17:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red0.0%
Green81.2%
Blue93.7%
CMYK percentages
Cyan100.0%
Magenta13.4%
Yellow0.0%
Key (black)6.3%
Color previews
#00cfef text on a black background
contrast 11.17:1
Card sample
#00cfef text on a white background
contrast 1.88:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #00cfef;
Background color
Panel with #00cfef background
background-color: #00cfef;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #00cfef;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(0, 207, 239, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(0, 207, 239, 0.45);
Border & gradient
Gradient panel
border: 3px solid #00cfef; background: linear-gradient(135deg, #00cfef, #0030EF);