#4151cf
a balanced, vivid blue · warm · closest name: slateblue
RGB
65, 81, 207
HSL
233°, 60%, 53%
CMYK
69, 61, 0, 19
Luminance
0.1151
Every format
| HEX | #4151cf |
| RGB | rgb(65, 81, 207) |
| HSL | hsl(233, 60%, 53%) |
| CMYK | cmyk(69%, 61%, 0%, 19%) |
| LAB | lab(40.4 35.0 -67.0) |
| LCH | lch(40.4 75.6 297.6) |
| OKLCH | oklch(0.500 0.193 271.9) |
Copy-ready code
/* CSS */
color: #4151cf;
background-color: #4151cf;
/* Tailwind (arbitrary) */
class="text-[#4151cf] bg-[#4151cf]"
/* SCSS */
$brand: #4151cf;
/* SwiftUI */
Color(red: 0.255, green: 0.318, blue: 0.812)
/* Android */
Color.parseColor("#4151cf")Accessibility — WCAG contrast
Aa
#4151cf on white: 6.36:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#4151cf on black: 3.30:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.5%
Green31.8%
Blue81.2%
CMYK percentages
Cyan68.6%
Magenta60.9%
Yellow0.0%
Key (black)18.8%
Color previews
#4151cf text on a black background
contrast 3.30:1
Card sample
#4151cf text on a white background
contrast 6.36:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #4151cf;
Background color
Panel with #4151cf background
background-color: #4151cf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #4151cf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(65, 81, 207, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(65, 81, 207, 0.45);
Border & gradient
Gradient panel
border: 3px solid #4151cf; background: linear-gradient(135deg, #4151cf, #8F41CF);