#4100df
a dark, electric violet · warm · closest name: blue
RGB
65, 0, 223
HSL
258°, 100%, 44%
CMYK
71, 100, 0, 13
Luminance
0.0645
Every format
| HEX | #4100df |
| RGB | rgb(65, 0, 223) |
| HSL | hsl(258, 100%, 44%) |
| CMYK | cmyk(71%, 100%, 0%, 13%) |
| LAB | lab(30.5 72.6 -92.6) |
| LCH | lch(30.5 117.7 308.1) |
| OKLCH | oklch(0.435 0.269 277.1) |
Copy-ready code
/* CSS */
color: #4100df;
background-color: #4100df;
/* Tailwind (arbitrary) */
class="text-[#4100df] bg-[#4100df]"
/* SCSS */
$brand: #4100df;
/* SwiftUI */
Color(red: 0.255, green: 0.000, blue: 0.875)
/* Android */
Color.parseColor("#4100df")Accessibility — WCAG contrast
Aa
#4100df on white: 9.17:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#4100df on black: 2.29:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.5%
Green0.0%
Blue87.5%
CMYK percentages
Cyan70.9%
Magenta100.0%
Yellow0.0%
Key (black)12.5%
Color previews
#4100df text on a black background
contrast 2.29:1
Card sample
#4100df text on a white background
contrast 9.17:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #4100df;
Background color
Panel with #4100df background
background-color: #4100df;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #4100df;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(65, 0, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(65, 0, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #4100df; background: linear-gradient(135deg, #4100df, #D600DF);