#40daf2
a balanced, electric cyan · cool · closest name: skyblue
RGB
64, 218, 242
HSL
188°, 87%, 60%
CMYK
74, 10, 0, 5
Luminance
0.5764
Every format
| HEX | #40daf2 |
| RGB | rgb(64, 218, 242) |
| HSL | hsl(188, 87%, 60%) |
| CMYK | cmyk(74%, 10%, 0%, 5%) |
| LAB | lab(80.5 -31.7 -23.2) |
| LCH | lch(80.5 39.3 216.2) |
| OKLCH | oklch(0.820 0.128 210.4) |
Copy-ready code
/* CSS */
color: #40daf2;
background-color: #40daf2;
/* Tailwind (arbitrary) */
class="text-[#40daf2] bg-[#40daf2]"
/* SCSS */
$brand: #40daf2;
/* SwiftUI */
Color(red: 0.251, green: 0.855, blue: 0.949)
/* Android */
Color.parseColor("#40daf2")Accessibility — WCAG contrast
Aa
#40daf2 on white: 1.68:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#40daf2 on black: 12.53:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.1%
Green85.5%
Blue94.9%
CMYK percentages
Cyan73.6%
Magenta9.9%
Yellow0.0%
Key (black)5.1%
Color previews
#40daf2 text on a black background
contrast 12.53:1
Card sample
#40daf2 text on a white background
contrast 1.68:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #40daf2;
Background color
Panel with #40daf2 background
background-color: #40daf2;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #40daf2;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(64, 218, 242, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(64, 218, 242, 0.45);
Border & gradient
Gradient panel
border: 3px solid #40daf2; background: linear-gradient(135deg, #40daf2, #4063F2);