#4b42df
a balanced, vivid blue · warm · closest name: slateblue
RGB
75, 66, 223
HSL
243°, 71%, 57%
CMYK
66, 70, 0, 13
Luminance
0.1072
Every format
| HEX | #4b42df |
| RGB | rgb(75, 66, 223) |
| HSL | hsl(243, 71%, 57%) |
| CMYK | cmyk(66%, 70%, 0%, 13%) |
| LAB | lab(39.1 50.5 -78.3) |
| LCH | lch(39.1 93.2 302.8) |
| OKLCH | oklch(0.496 0.228 276.7) |
Copy-ready code
/* CSS */
color: #4b42df;
background-color: #4b42df;
/* Tailwind (arbitrary) */
class="text-[#4b42df] bg-[#4b42df]"
/* SCSS */
$brand: #4b42df;
/* SwiftUI */
Color(red: 0.294, green: 0.259, blue: 0.875)
/* Android */
Color.parseColor("#4b42df")Accessibility — WCAG contrast
Aa
#4b42df on white: 6.68:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#4b42df on black: 3.14:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red29.4%
Green25.9%
Blue87.5%
CMYK percentages
Cyan66.4%
Magenta70.4%
Yellow0.0%
Key (black)12.5%
Color previews
#4b42df text on a black background
contrast 3.14:1
Card sample
#4b42df text on a white background
contrast 6.68:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #4b42df;
Background color
Panel with #4b42df background
background-color: #4b42df;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #4b42df;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(75, 66, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(75, 66, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #4b42df; background: linear-gradient(135deg, #4b42df, #B442DF);