#2811cf
a dark, electric blue · warm · closest name: blue
RGB
40, 17, 207
HSL
247°, 85%, 44%
CMYK
81, 92, 0, 19
Luminance
0.0536
Every format
| HEX | #2811cf |
| RGB | rgb(40, 17, 207) |
| HSL | hsl(247, 85%, 44%) |
| CMYK | cmyk(81%, 92%, 0%, 19%) |
| LAB | lab(27.7 64.7 -88.0) |
| LCH | lch(27.7 109.2 306.3) |
| OKLCH | oklch(0.406 0.254 270.7) |
Copy-ready code
/* CSS */
color: #2811cf;
background-color: #2811cf;
/* Tailwind (arbitrary) */
class="text-[#2811cf] bg-[#2811cf]"
/* SCSS */
$brand: #2811cf;
/* SwiftUI */
Color(red: 0.157, green: 0.067, blue: 0.812)
/* Android */
Color.parseColor("#2811cf")Accessibility — WCAG contrast
Aa
#2811cf on white: 10.14:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#2811cf on black: 2.07:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red15.7%
Green6.7%
Blue81.2%
CMYK percentages
Cyan80.7%
Magenta91.8%
Yellow0.0%
Key (black)18.8%
Color previews
#2811cf text on a black background
contrast 2.07:1
Card sample
#2811cf text on a white background
contrast 10.14:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #2811cf;
Background color
Panel with #2811cf background
background-color: #2811cf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #2811cf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(40, 17, 207, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(40, 17, 207, 0.45);
Border & gradient
Gradient panel
border: 3px solid #2811cf; background: linear-gradient(135deg, #2811cf, #A711CF);