#40bdf6
a balanced, electric cyan · cool · closest name: skyblue
RGB
64, 189, 246
HSL
199°, 91%, 61%
CMYK
74, 23, 0, 4
Luminance
0.4414
Every format
| HEX | #40bdf6 |
| RGB | rgb(64, 189, 246) |
| HSL | hsl(199, 91%, 61%) |
| CMYK | cmyk(74%, 23%, 0%, 4%) |
| LAB | lab(72.3 -15.8 -38.0) |
| LCH | lch(72.3 41.1 247.4) |
| OKLCH | oklch(0.754 0.135 232.6) |
Copy-ready code
/* CSS */
color: #40bdf6;
background-color: #40bdf6;
/* Tailwind (arbitrary) */
class="text-[#40bdf6] bg-[#40bdf6]"
/* SCSS */
$brand: #40bdf6;
/* SwiftUI */
Color(red: 0.251, green: 0.741, blue: 0.965)
/* Android */
Color.parseColor("#40bdf6")Accessibility — WCAG contrast
Aa
#40bdf6 on white: 2.14:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#40bdf6 on black: 9.83:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.1%
Green74.1%
Blue96.5%
CMYK percentages
Cyan74.0%
Magenta23.2%
Yellow0.0%
Key (black)3.5%
Color previews
#40bdf6 text on a black background
contrast 9.83:1
Card sample
#40bdf6 text on a white background
contrast 2.14:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #40bdf6;
Background color
Panel with #40bdf6 background
background-color: #40bdf6;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #40bdf6;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(64, 189, 246, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(64, 189, 246, 0.45);
Border & gradient
Gradient panel
border: 3px solid #40bdf6; background: linear-gradient(135deg, #40bdf6, #4044F6);