#143dbb
a dark, electric blue · warm · closest name: slateblue
RGB
20, 61, 187
HSL
225°, 81%, 41%
CMYK
89, 67, 0, 27
Luminance
0.0707
Every format
| HEX | #143dbb |
| RGB | rgb(20, 61, 187) |
| HSL | hsl(225, 81%, 41%) |
| CMYK | cmyk(89%, 67%, 0%, 27%) |
| LAB | lab(32.0 36.3 -69.3) |
| LCH | lch(32.0 78.2 297.7) |
| OKLCH | oklch(0.428 0.202 264.6) |
Copy-ready code
/* CSS */
color: #143dbb;
background-color: #143dbb;
/* Tailwind (arbitrary) */
class="text-[#143dbb] bg-[#143dbb]"
/* SCSS */
$brand: #143dbb;
/* SwiftUI */
Color(red: 0.078, green: 0.239, blue: 0.733)
/* Android */
Color.parseColor("#143dbb")Accessibility — WCAG contrast
Aa
#143dbb on white: 8.70:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#143dbb on black: 2.41:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red7.8%
Green23.9%
Blue73.3%
CMYK percentages
Cyan89.3%
Magenta67.4%
Yellow0.0%
Key (black)26.7%
Color previews
#143dbb text on a black background
contrast 2.41:1
Card sample
#143dbb text on a white background
contrast 8.70:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #143dbb;
Background color
Panel with #143dbb background
background-color: #143dbb;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #143dbb;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(20, 61, 187, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(20, 61, 187, 0.45);
Border & gradient
Gradient panel
border: 3px solid #143dbb; background: linear-gradient(135deg, #143dbb, #5A14BB);