#003eb3
a dark, electric blue · cool · closest name: slateblue
RGB
0, 62, 179
HSL
219°, 100%, 35%
CMYK
100, 65, 0, 30
Luminance
0.0670
Every format
| HEX | #003eb3 |
| RGB | rgb(0, 62, 179) |
| HSL | hsl(219, 100%, 35%) |
| CMYK | cmyk(100%, 65%, 0%, 30%) |
| LAB | lab(31.1 31.8 -66.0) |
| LCH | lch(31.1 73.3 295.8) |
| OKLCH | oklch(0.418 0.193 262.0) |
Copy-ready code
/* CSS */
color: #003eb3;
background-color: #003eb3;
/* Tailwind (arbitrary) */
class="text-[#003eb3] bg-[#003eb3]"
/* SCSS */
$brand: #003eb3;
/* SwiftUI */
Color(red: 0.000, green: 0.243, blue: 0.702)
/* Android */
Color.parseColor("#003eb3")Accessibility — WCAG contrast
Aa
#003eb3 on white: 8.97:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#003eb3 on black: 2.34:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red0.0%
Green24.3%
Blue70.2%
CMYK percentages
Cyan100.0%
Magenta65.4%
Yellow0.0%
Key (black)29.8%
Color previews
#003eb3 text on a black background
contrast 2.34:1
Card sample
#003eb3 text on a white background
contrast 8.97:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #003eb3;
Background color
Panel with #003eb3 background
background-color: #003eb3;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #003eb3;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(0, 62, 179, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(0, 62, 179, 0.45);
Border & gradient
Gradient panel
border: 3px solid #003eb3; background: linear-gradient(135deg, #003eb3, #3900B3);