#40c7f3
a balanced, electric cyan · cool · closest name: skyblue
RGB
64, 199, 243
HSL
195°, 88%, 60%
CMYK
74, 18, 0, 5
Luminance
0.4841
Every format
| HEX | #40c7f3 |
| RGB | rgb(64, 199, 243) |
| HSL | hsl(195, 88%, 60%) |
| CMYK | cmyk(74%, 18%, 0%, 5%) |
| LAB | lab(75.1 -22.0 -32.1) |
| LCH | lch(75.1 38.9 235.6) |
| OKLCH | oklch(0.776 0.129 224.3) |
Copy-ready code
/* CSS */
color: #40c7f3;
background-color: #40c7f3;
/* Tailwind (arbitrary) */
class="text-[#40c7f3] bg-[#40c7f3]"
/* SCSS */
$brand: #40c7f3;
/* SwiftUI */
Color(red: 0.251, green: 0.780, blue: 0.953)
/* Android */
Color.parseColor("#40c7f3")Accessibility — WCAG contrast
Aa
#40c7f3 on white: 1.97:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#40c7f3 on black: 10.68:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.1%
Green78.0%
Blue95.3%
CMYK percentages
Cyan73.7%
Magenta18.1%
Yellow0.0%
Key (black)4.7%
Color previews
#40c7f3 text on a black background
contrast 10.68:1
Card sample
#40c7f3 text on a white background
contrast 1.97:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #40c7f3;
Background color
Panel with #40c7f3 background
background-color: #40c7f3;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #40c7f3;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(64, 199, 243, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(64, 199, 243, 0.45);
Border & gradient
Gradient panel
border: 3px solid #40c7f3; background: linear-gradient(135deg, #40c7f3, #4050F3);