#5b5bc9
a balanced, vivid blue · warm · closest name: slateblue
RGB
91, 91, 201
HSL
240°, 51%, 57%
CMYK
55, 55, 0, 21
Luminance
0.1392
Every format
| HEX | #5b5bc9 |
| RGB | rgb(91, 91, 201) |
| HSL | hsl(240, 51%, 57%) |
| CMYK | cmyk(55%, 55%, 0%, 21%) |
| LAB | lab(44.1 31.1 -57.5) |
| LCH | lch(44.1 65.4 298.4) |
| OKLCH | oklch(0.531 0.167 279.1) |
Copy-ready code
/* CSS */
color: #5b5bc9;
background-color: #5b5bc9;
/* Tailwind (arbitrary) */
class="text-[#5b5bc9] bg-[#5b5bc9]"
/* SCSS */
$brand: #5b5bc9;
/* SwiftUI */
Color(red: 0.357, green: 0.357, blue: 0.788)
/* Android */
Color.parseColor("#5b5bc9")Accessibility — WCAG contrast
Aa
#5b5bc9 on white: 5.55:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#5b5bc9 on black: 3.78:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red35.7%
Green35.7%
Blue78.8%
CMYK percentages
Cyan54.7%
Magenta54.7%
Yellow0.0%
Key (black)21.2%
Color previews
#5b5bc9 text on a black background
contrast 3.78:1
Card sample
#5b5bc9 text on a white background
contrast 5.55:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #5b5bc9;
Background color
Panel with #5b5bc9 background
background-color: #5b5bc9;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #5b5bc9;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(91, 91, 201, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(91, 91, 201, 0.45);
Border & gradient
Gradient panel
border: 3px solid #5b5bc9; background: linear-gradient(135deg, #5b5bc9, #A45BC9);