#143dcd
a dark, electric blue · warm · closest name: slateblue
RGB
20, 61, 205
HSL
227°, 82%, 44%
CMYK
90, 70, 0, 20
Luminance
0.0789
Every format
| HEX | #143dcd |
| RGB | rgb(20, 61, 205) |
| HSL | hsl(227, 82%, 44%) |
| CMYK | cmyk(90%, 70%, 0%, 20%) |
| LAB | lab(33.8 43.0 -76.9) |
| LCH | lch(33.8 88.1 299.2) |
| OKLCH | oklch(0.446 0.224 264.9) |
Copy-ready code
/* CSS */
color: #143dcd;
background-color: #143dcd;
/* Tailwind (arbitrary) */
class="text-[#143dcd] bg-[#143dcd]"
/* SCSS */
$brand: #143dcd;
/* SwiftUI */
Color(red: 0.078, green: 0.239, blue: 0.804)
/* Android */
Color.parseColor("#143dcd")Accessibility — WCAG contrast
Aa
#143dcd on white: 8.14:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#143dcd on black: 2.58:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red7.8%
Green23.9%
Blue80.4%
CMYK percentages
Cyan90.2%
Magenta70.2%
Yellow0.0%
Key (black)19.6%
Color previews
#143dcd text on a black background
contrast 2.58:1
Card sample
#143dcd text on a white background
contrast 8.14:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #143dcd;
Background color
Panel with #143dcd background
background-color: #143dcd;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #143dcd;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(20, 61, 205, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(20, 61, 205, 0.45);
Border & gradient
Gradient panel
border: 3px solid #143dcd; background: linear-gradient(135deg, #143dcd, #6614CD);