#4233f1
a balanced, electric blue · warm · closest name: blue
RGB
66, 51, 241
HSL
245°, 87%, 57%
CMYK
73, 79, 0, 6
Luminance
0.0988
Every format
| HEX | #4233f1 |
| RGB | rgb(66, 51, 241) |
| HSL | hsl(245, 87%, 57%) |
| CMYK | cmyk(73%, 79%, 0%, 6%) |
| LAB | lab(37.6 62.8 -91.0) |
| LCH | lch(37.6 110.6 304.6) |
| OKLCH | oklch(0.490 0.264 274.1) |
Copy-ready code
/* CSS */
color: #4233f1;
background-color: #4233f1;
/* Tailwind (arbitrary) */
class="text-[#4233f1] bg-[#4233f1]"
/* SCSS */
$brand: #4233f1;
/* SwiftUI */
Color(red: 0.259, green: 0.200, blue: 0.945)
/* Android */
Color.parseColor("#4233f1")Accessibility — WCAG contrast
Aa
#4233f1 on white: 7.06:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#4233f1 on black: 2.98:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.9%
Green20.0%
Blue94.5%
CMYK percentages
Cyan72.6%
Magenta78.8%
Yellow0.0%
Key (black)5.5%
Color previews
#4233f1 text on a black background
contrast 2.98:1
Card sample
#4233f1 text on a white background
contrast 7.06:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #4233f1;
Background color
Panel with #4233f1 background
background-color: #4233f1;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #4233f1;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(66, 51, 241, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(66, 51, 241, 0.45);
Border & gradient
Gradient panel
border: 3px solid #4233f1; background: linear-gradient(135deg, #4233f1, #C133F1);