#40c9fc
a balanced, electric cyan · cool · closest name: skyblue
RGB
64, 201, 252
HSL
196°, 97%, 62%
CMYK
75, 20, 0, 1
Luminance
0.4989
Every format
| HEX | #40c9fc |
| RGB | rgb(64, 201, 252) |
| HSL | hsl(196, 97%, 62%) |
| CMYK | cmyk(75%, 20%, 0%, 1%) |
| LAB | lab(76.0 -20.1 -35.5) |
| LCH | lch(76.0 40.8 240.5) |
| OKLCH | oklch(0.785 0.135 227.7) |
Copy-ready code
/* CSS */
color: #40c9fc;
background-color: #40c9fc;
/* Tailwind (arbitrary) */
class="text-[#40c9fc] bg-[#40c9fc]"
/* SCSS */
$brand: #40c9fc;
/* SwiftUI */
Color(red: 0.251, green: 0.788, blue: 0.988)
/* Android */
Color.parseColor("#40c9fc")Accessibility — WCAG contrast
Aa
#40c9fc on white: 1.91:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#40c9fc on black: 10.98:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.1%
Green78.8%
Blue98.8%
CMYK percentages
Cyan74.6%
Magenta20.2%
Yellow0.0%
Key (black)1.2%
Color previews
#40c9fc text on a black background
contrast 10.98:1
Card sample
#40c9fc text on a white background
contrast 1.91:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #40c9fc;
Background color
Panel with #40c9fc background
background-color: #40c9fc;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #40c9fc;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(64, 201, 252, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(64, 201, 252, 0.45);
Border & gradient
Gradient panel
border: 3px solid #40c9fc; background: linear-gradient(135deg, #40c9fc, #404CFC);