#573dbb
a balanced, vivid blue · warm · closest name: slateblue
RGB
87, 61, 187
HSL
252°, 51%, 49%
CMYK
54, 67, 0, 27
Luminance
0.0895
Every format
| HEX | #573dbb |
| RGB | rgb(87, 61, 187) |
| HSL | hsl(252, 51%, 49%) |
| CMYK | cmyk(54%, 67%, 0%, 27%) |
| LAB | lab(35.9 43.9 -62.7) |
| LCH | lch(35.9 76.5 305.0) |
| OKLCH | oklch(0.466 0.188 286.1) |
Copy-ready code
/* CSS */
color: #573dbb;
background-color: #573dbb;
/* Tailwind (arbitrary) */
class="text-[#573dbb] bg-[#573dbb]"
/* SCSS */
$brand: #573dbb;
/* SwiftUI */
Color(red: 0.341, green: 0.239, blue: 0.733)
/* Android */
Color.parseColor("#573dbb")Accessibility — WCAG contrast
Aa
#573dbb on white: 7.53:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#573dbb on black: 2.79:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red34.1%
Green23.9%
Blue73.3%
CMYK percentages
Cyan53.5%
Magenta67.4%
Yellow0.0%
Key (black)26.7%
Color previews
#573dbb text on a black background
contrast 2.79:1
Card sample
#573dbb text on a white background
contrast 7.53:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #573dbb;
Background color
Panel with #573dbb background
background-color: #573dbb;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #573dbb;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(87, 61, 187, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(87, 61, 187, 0.45);
Border & gradient
Gradient panel
border: 3px solid #573dbb; background: linear-gradient(135deg, #573dbb, #AB3DBB);