#40ecfd
a balanced, electric cyan · cool · closest name: cyan
RGB
64, 236, 253
HSL
185°, 98%, 62%
CMYK
75, 7, 0, 1
Luminance
0.6817
Every format
| HEX | #40ecfd |
| RGB | rgb(64, 236, 253) |
| HSL | hsl(185, 98%, 62%) |
| CMYK | cmyk(75%, 7%, 0%, 1%) |
| LAB | lab(86.1 -36.9 -20.6) |
| LCH | lch(86.1 42.2 209.2) |
| OKLCH | oklch(0.866 0.135 205.0) |
Copy-ready code
/* CSS */
color: #40ecfd;
background-color: #40ecfd;
/* Tailwind (arbitrary) */
class="text-[#40ecfd] bg-[#40ecfd]"
/* SCSS */
$brand: #40ecfd;
/* SwiftUI */
Color(red: 0.251, green: 0.925, blue: 0.992)
/* Android */
Color.parseColor("#40ecfd")Accessibility — WCAG contrast
Aa
#40ecfd on white: 1.43:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#40ecfd on black: 14.63:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.1%
Green92.5%
Blue99.2%
CMYK percentages
Cyan74.7%
Magenta6.7%
Yellow0.0%
Key (black)0.8%
Color previews
#40ecfd text on a black background
contrast 14.63:1
Card sample
#40ecfd text on a white background
contrast 1.43:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #40ecfd;
Background color
Panel with #40ecfd background
background-color: #40ecfd;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #40ecfd;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(64, 236, 253, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(64, 236, 253, 0.45);
Border & gradient
Gradient panel
border: 3px solid #40ecfd; background: linear-gradient(135deg, #40ecfd, #406EFD);