#4b03df
a dark, electric violet · warm · closest name: blue
RGB
75, 3, 223
HSL
260°, 97%, 44%
CMYK
66, 99, 0, 13
Luminance
0.0689
Every format
| HEX | #4b03df |
| RGB | rgb(75, 3, 223) |
| HSL | hsl(260, 97%, 44%) |
| CMYK | cmyk(66%, 99%, 0%, 13%) |
| LAB | lab(31.6 72.5 -90.9) |
| LCH | lch(31.6 116.3 308.6) |
| OKLCH | oklch(0.444 0.266 280.5) |
Copy-ready code
/* CSS */
color: #4b03df;
background-color: #4b03df;
/* Tailwind (arbitrary) */
class="text-[#4b03df] bg-[#4b03df]"
/* SCSS */
$brand: #4b03df;
/* SwiftUI */
Color(red: 0.294, green: 0.012, blue: 0.875)
/* Android */
Color.parseColor("#4b03df")Accessibility — WCAG contrast
Aa
#4b03df on white: 8.83:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#4b03df on black: 2.38:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red29.4%
Green1.2%
Blue87.5%
CMYK percentages
Cyan66.4%
Magenta98.7%
Yellow0.0%
Key (black)12.5%
Color previews
#4b03df text on a black background
contrast 2.38:1
Card sample
#4b03df text on a white background
contrast 8.83:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #4b03df;
Background color
Panel with #4b03df background
background-color: #4b03df;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #4b03df;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(75, 3, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(75, 3, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #4b03df; background: linear-gradient(135deg, #4b03df, #DD03DF);