#4b71cf
a balanced, vivid blue · cool · closest name: royalblue
RGB
75, 113, 207
HSL
223°, 58%, 55%
CMYK
64, 45, 0, 19
Luminance
0.1781
Every format
| HEX | #4b71cf |
| RGB | rgb(75, 113, 207) |
| HSL | hsl(223, 58%, 55%) |
| CMYK | cmyk(64%, 45%, 0%, 19%) |
| LAB | lab(49.3 16.4 -52.7) |
| LCH | lch(49.3 55.2 287.3) |
| OKLCH | oklch(0.568 0.151 265.3) |
Copy-ready code
/* CSS */
color: #4b71cf;
background-color: #4b71cf;
/* Tailwind (arbitrary) */
class="text-[#4b71cf] bg-[#4b71cf]"
/* SCSS */
$brand: #4b71cf;
/* SwiftUI */
Color(red: 0.294, green: 0.443, blue: 0.812)
/* Android */
Color.parseColor("#4b71cf")Accessibility — WCAG contrast
Aa
#4b71cf on white: 4.60:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#4b71cf on black: 4.56:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red29.4%
Green44.3%
Blue81.2%
CMYK percentages
Cyan63.8%
Magenta45.4%
Yellow0.0%
Key (black)18.8%
Color previews
#4b71cf text on a black background
contrast 4.56:1
Card sample
#4b71cf text on a white background
contrast 4.60:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #4b71cf;
Background color
Panel with #4b71cf background
background-color: #4b71cf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #4b71cf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(75, 113, 207, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(75, 113, 207, 0.45);
Border & gradient
Gradient panel
border: 3px solid #4b71cf; background: linear-gradient(135deg, #4b71cf, #7D4BCF);