#40c1eb
a balanced, electric cyan · cool · closest name: skyblue
RGB
64, 193, 235
HSL
195°, 81%, 59%
CMYK
73, 18, 0, 8
Luminance
0.4523
Every format
| HEX | #40c1eb |
| RGB | rgb(64, 193, 235) |
| HSL | hsl(195, 81%, 59%) |
| CMYK | cmyk(73%, 18%, 0%, 8%) |
| LAB | lab(73.0 -21.4 -30.9) |
| LCH | lch(73.0 37.6 235.3) |
| OKLCH | oklch(0.759 0.124 224.1) |
Copy-ready code
/* CSS */
color: #40c1eb;
background-color: #40c1eb;
/* Tailwind (arbitrary) */
class="text-[#40c1eb] bg-[#40c1eb]"
/* SCSS */
$brand: #40c1eb;
/* SwiftUI */
Color(red: 0.251, green: 0.757, blue: 0.922)
/* Android */
Color.parseColor("#40c1eb")Accessibility — WCAG contrast
Aa
#40c1eb on white: 2.09:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#40c1eb on black: 10.05:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.1%
Green75.7%
Blue92.2%
CMYK percentages
Cyan72.8%
Magenta17.9%
Yellow0.0%
Key (black)7.8%
Color previews
#40c1eb text on a black background
contrast 10.05:1
Card sample
#40c1eb text on a white background
contrast 2.09:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #40c1eb;
Background color
Panel with #40c1eb background
background-color: #40c1eb;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #40c1eb;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(64, 193, 235, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(64, 193, 235, 0.45);
Border & gradient
Gradient panel
border: 3px solid #40c1eb; background: linear-gradient(135deg, #40c1eb, #404FEB);