#003ad0
a dark, electric blue · cool · closest name: navy
RGB
0, 58, 208
HSL
223°, 100%, 41%
CMYK
100, 72, 0, 18
Luminance
0.0758
Every format
| HEX | #003ad0 |
| RGB | rgb(0, 58, 208) |
| HSL | hsl(223, 100%, 41%) |
| CMYK | cmyk(100%, 72%, 0%, 18%) |
| LAB | lab(33.1 45.3 -79.7) |
| LCH | lch(33.1 91.7 299.6) |
| OKLCH | oklch(0.441 0.233 263.4) |
Copy-ready code
/* CSS */
color: #003ad0;
background-color: #003ad0;
/* Tailwind (arbitrary) */
class="text-[#003ad0] bg-[#003ad0]"
/* SCSS */
$brand: #003ad0;
/* SwiftUI */
Color(red: 0.000, green: 0.227, blue: 0.816)
/* Android */
Color.parseColor("#003ad0")Accessibility — WCAG contrast
Aa
#003ad0 on white: 8.35:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#003ad0 on black: 2.52:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red0.0%
Green22.7%
Blue81.6%
CMYK percentages
Cyan100.0%
Magenta72.1%
Yellow0.0%
Key (black)18.4%
Color previews
#003ad0 text on a black background
contrast 2.52:1
Card sample
#003ad0 text on a white background
contrast 8.35:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #003ad0;
Background color
Panel with #003ad0 background
background-color: #003ad0;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #003ad0;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(0, 58, 208, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(0, 58, 208, 0.45);
Border & gradient
Gradient panel
border: 3px solid #003ad0; background: linear-gradient(135deg, #003ad0, #5100D0);