#0064df
a dark, electric blue · cool · closest name: royalblue
RGB
0, 100, 223
HSL
213°, 100%, 44%
CMYK
100, 55, 0, 13
Luminance
0.1444
Every format
| HEX | #0064df |
| RGB | rgb(0, 100, 223) |
| HSL | hsl(213, 100%, 44%) |
| CMYK | cmyk(100%, 55%, 0%, 13%) |
| LAB | lab(44.9 24.1 -69.0) |
| LCH | lch(44.9 73.1 289.3) |
| OKLCH | oklch(0.533 0.204 258.7) |
Copy-ready code
/* CSS */
color: #0064df;
background-color: #0064df;
/* Tailwind (arbitrary) */
class="text-[#0064df] bg-[#0064df]"
/* SCSS */
$brand: #0064df;
/* SwiftUI */
Color(red: 0.000, green: 0.392, blue: 0.875)
/* Android */
Color.parseColor("#0064df")Accessibility — WCAG contrast
Aa
#0064df on white: 5.40:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#0064df on black: 3.89:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red0.0%
Green39.2%
Blue87.5%
CMYK percentages
Cyan100.0%
Magenta55.2%
Yellow0.0%
Key (black)12.5%
Color previews
#0064df text on a black background
contrast 3.89:1
Card sample
#0064df text on a white background
contrast 5.40:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #0064df;
Background color
Panel with #0064df background
background-color: #0064df;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #0064df;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(0, 100, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(0, 100, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #0064df; background: linear-gradient(135deg, #0064df, #3100DF);