#40cff0
a balanced, electric cyan · cool · closest name: skyblue
RGB
64, 207, 240
HSL
191°, 85%, 60%
CMYK
73, 14, 0, 6
Luminance
0.5201
Every format
| HEX | #40cff0 |
| RGB | rgb(64, 207, 240) |
| HSL | hsl(191, 85%, 60%) |
| CMYK | cmyk(73%, 14%, 0%, 6%) |
| LAB | lab(77.3 -26.9 -27.1) |
| LCH | lch(77.3 38.2 225.2) |
| OKLCH | oklch(0.793 0.126 216.9) |
Copy-ready code
/* CSS */
color: #40cff0;
background-color: #40cff0;
/* Tailwind (arbitrary) */
class="text-[#40cff0] bg-[#40cff0]"
/* SCSS */
$brand: #40cff0;
/* SwiftUI */
Color(red: 0.251, green: 0.812, blue: 0.941)
/* Android */
Color.parseColor("#40cff0")Accessibility — WCAG contrast
Aa
#40cff0 on white: 1.84:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#40cff0 on black: 11.40:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.1%
Green81.2%
Blue94.1%
CMYK percentages
Cyan73.3%
Magenta13.7%
Yellow0.0%
Key (black)5.9%
Color previews
#40cff0 text on a black background
contrast 11.40:1
Card sample
#40cff0 text on a white background
contrast 1.84:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #40cff0;
Background color
Panel with #40cff0 background
background-color: #40cff0;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #40cff0;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(64, 207, 240, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(64, 207, 240, 0.45);
Border & gradient
Gradient panel
border: 3px solid #40cff0; background: linear-gradient(135deg, #40cff0, #405AF0);