#40cfff
a balanced, electric cyan · cool · closest name: skyblue
RGB
64, 207, 255
HSL
195°, 100%, 63%
CMYK
75, 19, 0, 0
Luminance
0.5294
Every format
| HEX | #40cfff |
| RGB | rgb(64, 207, 255) |
| HSL | hsl(195, 100%, 63%) |
| CMYK | cmyk(75%, 19%, 0%, 0%) |
| LAB | lab(77.8 -22.2 -34.3) |
| LCH | lch(77.8 40.8 237.1) |
| OKLCH | oklch(0.800 0.135 225.3) |
Copy-ready code
/* CSS */
color: #40cfff;
background-color: #40cfff;
/* Tailwind (arbitrary) */
class="text-[#40cfff] bg-[#40cfff]"
/* SCSS */
$brand: #40cfff;
/* SwiftUI */
Color(red: 0.251, green: 0.812, blue: 1.000)
/* Android */
Color.parseColor("#40cfff")Accessibility — WCAG contrast
Aa
#40cfff on white: 1.81:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#40cfff on black: 11.59:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.1%
Green81.2%
Blue100.0%
CMYK percentages
Cyan74.9%
Magenta18.8%
Yellow0.0%
Key (black)0.0%
Color previews
#40cfff text on a black background
contrast 11.59:1
Card sample
#40cfff text on a white background
contrast 1.81:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #40cfff;
Background color
Panel with #40cfff background
background-color: #40cfff;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #40cfff;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(64, 207, 255, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(64, 207, 255, 0.45);
Border & gradient
Gradient panel
border: 3px solid #40cfff; background: linear-gradient(135deg, #40cfff, #404FFF);