#40c3cf
a balanced, vivid cyan · cool · closest name: skyblue
RGB
64, 195, 207
HSL
185°, 60%, 53%
CMYK
69, 6, 0, 19
Luminance
0.4463
Every format
| HEX | #40c3cf |
| RGB | rgb(64, 195, 207) |
| HSL | hsl(185, 60%, 53%) |
| CMYK | cmyk(69%, 6%, 0%, 19%) |
| LAB | lab(72.6 -31.1 -16.3) |
| LCH | lch(72.6 35.1 207.7) |
| OKLCH | oklch(0.752 0.112 203.9) |
Copy-ready code
/* CSS */
color: #40c3cf;
background-color: #40c3cf;
/* Tailwind (arbitrary) */
class="text-[#40c3cf] bg-[#40c3cf]"
/* SCSS */
$brand: #40c3cf;
/* SwiftUI */
Color(red: 0.251, green: 0.765, blue: 0.812)
/* Android */
Color.parseColor("#40c3cf")Accessibility — WCAG contrast
Aa
#40c3cf on white: 2.12:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#40c3cf on black: 9.93:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.1%
Green76.5%
Blue81.2%
CMYK percentages
Cyan69.1%
Magenta5.8%
Yellow0.0%
Key (black)18.8%
Color previews
#40c3cf text on a black background
contrast 9.93:1
Card sample
#40c3cf text on a white background
contrast 2.12:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #40c3cf;
Background color
Panel with #40c3cf background
background-color: #40c3cf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #40c3cf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(64, 195, 207, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(64, 195, 207, 0.45);
Border & gradient
Gradient panel
border: 3px solid #40c3cf; background: linear-gradient(135deg, #40c3cf, #4064CF);