#0021a3
a dark, electric blue · warm · closest name: navy
RGB
0, 33, 163
HSL
228°, 100%, 32%
CMYK
100, 80, 0, 36
Luminance
0.0373
Every format
| HEX | #0021a3 |
| RGB | rgb(0, 33, 163) |
| HSL | hsl(228, 100%, 32%) |
| CMYK | cmyk(100%, 80%, 0%, 36%) |
| LAB | lab(22.8 44.0 -70.2) |
| LCH | lch(22.8 82.8 302.1) |
| OKLCH | oklch(0.352 0.205 264.0) |
Copy-ready code
/* CSS */
color: #0021a3;
background-color: #0021a3;
/* Tailwind (arbitrary) */
class="text-[#0021a3] bg-[#0021a3]"
/* SCSS */
$brand: #0021a3;
/* SwiftUI */
Color(red: 0.000, green: 0.129, blue: 0.639)
/* Android */
Color.parseColor("#0021a3")Accessibility — WCAG contrast
Aa
#0021a3 on white: 12.02:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#0021a3 on black: 1.75:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red0.0%
Green12.9%
Blue63.9%
CMYK percentages
Cyan100.0%
Magenta79.8%
Yellow0.0%
Key (black)36.1%
Color previews
#0021a3 text on a black background
contrast 1.75:1
Card sample
#0021a3 text on a white background
contrast 12.02:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #0021a3;
Background color
Panel with #0021a3 background
background-color: #0021a3;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #0021a3;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(0, 33, 163, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(0, 33, 163, 0.45);
Border & gradient
Gradient panel
border: 3px solid #0021a3; background: linear-gradient(135deg, #0021a3, #4C00A3);