#4282fd
a balanced, electric blue · cool · closest name: royalblue
RGB
66, 130, 253
HSL
220°, 98%, 63%
CMYK
74, 49, 0, 1
Luminance
0.2422
Every format
| HEX | #4282fd |
| RGB | rgb(66, 130, 253) |
| HSL | hsl(220, 98%, 63%) |
| CMYK | cmyk(74%, 49%, 0%, 1%) |
| LAB | lab(56.3 20.9 -67.2) |
| LCH | lch(56.3 70.4 287.3) |
| OKLCH | oklch(0.630 0.195 261.8) |
Copy-ready code
/* CSS */
color: #4282fd;
background-color: #4282fd;
/* Tailwind (arbitrary) */
class="text-[#4282fd] bg-[#4282fd]"
/* SCSS */
$brand: #4282fd;
/* SwiftUI */
Color(red: 0.259, green: 0.510, blue: 0.992)
/* Android */
Color.parseColor("#4282fd")Accessibility — WCAG contrast
Aa
#4282fd on white: 3.59:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#4282fd on black: 5.84:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.9%
Green51.0%
Blue99.2%
CMYK percentages
Cyan73.9%
Magenta48.6%
Yellow0.0%
Key (black)0.8%
Color previews
#4282fd text on a black background
contrast 5.84:1
Card sample
#4282fd text on a white background
contrast 3.59:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #4282fd;
Background color
Panel with #4282fd background
background-color: #4282fd;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #4282fd;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(66, 130, 253, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(66, 130, 253, 0.45);
Border & gradient
Gradient panel
border: 3px solid #4282fd; background: linear-gradient(135deg, #4282fd, #7F42FD);