#4276df
a balanced, vivid blue · cool · closest name: royalblue
RGB
66, 118, 223
HSL
220°, 71%, 57%
CMYK
70, 47, 0, 13
Luminance
0.1944
Every format
| HEX | #4276df |
| RGB | rgb(66, 118, 223) |
| HSL | hsl(220, 71%, 57%) |
| CMYK | cmyk(70%, 47%, 0%, 13%) |
| LAB | lab(51.2 17.5 -58.7) |
| LCH | lch(51.2 61.3 286.6) |
| OKLCH | oklch(0.585 0.170 262.6) |
Copy-ready code
/* CSS */
color: #4276df;
background-color: #4276df;
/* Tailwind (arbitrary) */
class="text-[#4276df] bg-[#4276df]"
/* SCSS */
$brand: #4276df;
/* SwiftUI */
Color(red: 0.259, green: 0.463, blue: 0.875)
/* Android */
Color.parseColor("#4276df")Accessibility — WCAG contrast
Aa
#4276df on white: 4.30:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#4276df on black: 4.89:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red25.9%
Green46.3%
Blue87.5%
CMYK percentages
Cyan70.4%
Magenta47.1%
Yellow0.0%
Key (black)12.5%
Color previews
#4276df text on a black background
contrast 4.89:1
Card sample
#4276df text on a white background
contrast 4.30:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #4276df;
Background color
Panel with #4276df background
background-color: #4276df;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #4276df;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(66, 118, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(66, 118, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #4276df; background: linear-gradient(135deg, #4276df, #7742DF);