#40ace2
a balanced, vivid blue · cool · closest name: steelblue
RGB
64, 172, 226
HSL
200°, 74%, 57%
CMYK
72, 24, 0, 11
Luminance
0.3609
Every format
| HEX | #40ace2 |
| RGB | rgb(64, 172, 226) |
| HSL | hsl(200, 74%, 57%) |
| CMYK | cmyk(72%, 24%, 0%, 11%) |
| LAB | lab(66.6 -13.3 -36.0) |
| LCH | lch(66.6 38.4 249.7) |
| OKLCH | oklch(0.706 0.125 234.5) |
Copy-ready code
/* CSS */
color: #40ace2;
background-color: #40ace2;
/* Tailwind (arbitrary) */
class="text-[#40ace2] bg-[#40ace2]"
/* SCSS */
$brand: #40ace2;
/* SwiftUI */
Color(red: 0.251, green: 0.675, blue: 0.886)
/* Android */
Color.parseColor("#40ace2")Accessibility — WCAG contrast
Aa
#40ace2 on white: 2.56:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#40ace2 on black: 8.22:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.1%
Green67.5%
Blue88.6%
CMYK percentages
Cyan71.7%
Magenta23.9%
Yellow0.0%
Key (black)11.4%
Color previews
#40ace2 text on a black background
contrast 8.22:1
Card sample
#40ace2 text on a white background
contrast 2.56:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #40ace2;
Background color
Panel with #40ace2 background
background-color: #40ace2;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #40ace2;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(64, 172, 226, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(64, 172, 226, 0.45);
Border & gradient
Gradient panel
border: 3px solid #40ace2; background: linear-gradient(135deg, #40ace2, #4040E2);