#4f57fd
a light, electric blue · warm · closest name: slateblue
RGB
79, 87, 253
HSL
237°, 98%, 65%
CMYK
69, 66, 0, 1
Luminance
0.1557
Every format
| HEX | #4f57fd |
| RGB | rgb(79, 87, 253) |
| HSL | hsl(237, 98%, 65%) |
| CMYK | cmyk(69%, 66%, 0%, 1%) |
| LAB | lab(46.4 48.6 -83.3) |
| LCH | lch(46.4 96.4 300.3) |
| OKLCH | oklch(0.558 0.241 273.4) |
Copy-ready code
/* CSS */
color: #4f57fd;
background-color: #4f57fd;
/* Tailwind (arbitrary) */
class="text-[#4f57fd] bg-[#4f57fd]"
/* SCSS */
$brand: #4f57fd;
/* SwiftUI */
Color(red: 0.310, green: 0.341, blue: 0.992)
/* Android */
Color.parseColor("#4f57fd")Accessibility — WCAG contrast
Aa
#4f57fd on white: 5.10:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#4f57fd on black: 4.11:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red31.0%
Green34.1%
Blue99.2%
CMYK percentages
Cyan68.8%
Magenta65.6%
Yellow0.0%
Key (black)0.8%
Color previews
#4f57fd text on a black background
contrast 4.11:1
Card sample
#4f57fd text on a white background
contrast 5.10:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #4f57fd;
Background color
Panel with #4f57fd background
background-color: #4f57fd;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #4f57fd;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(79, 87, 253, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(79, 87, 253, 0.45);
Border & gradient
Gradient panel
border: 3px solid #4f57fd; background: linear-gradient(135deg, #4f57fd, #BB4FFD);