#000040
a deep, electric blue · warm · closest name: midnightblue
RGB
0, 0, 64
HSL
240°, 100%, 13%
CMYK
100, 100, 0, 75
Luminance
0.0037
Every format
| HEX | #000040 |
| RGB | rgb(0, 0, 64) |
| HSL | hsl(240, 100%, 13%) |
| CMYK | cmyk(100%, 100%, 0%, 75%) |
| LAB | lab(3.3 23.4 -37.6) |
| LCH | lch(3.3 44.3 301.8) |
| OKLCH | oklch(0.168 0.116 264.1) |
Copy-ready code
/* CSS */
color: #000040;
background-color: #000040;
/* Tailwind (arbitrary) */
class="text-[#000040] bg-[#000040]"
/* SCSS */
$brand: #000040;
/* SwiftUI */
Color(red: 0.000, green: 0.000, blue: 0.251)
/* Android */
Color.parseColor("#000040")Accessibility — WCAG contrast
Aa
#000040 on white: 19.55:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#000040 on black: 1.07:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red0.0%
Green0.0%
Blue25.1%
CMYK percentages
Cyan100.0%
Magenta100.0%
Yellow0.0%
Key (black)74.9%
Color previews
#000040 text on a black background
contrast 1.07:1
Card sample
#000040 text on a white background
contrast 19.55:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #000040;
Background color
Panel with #000040 background
background-color: #000040;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #000040;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(0, 0, 64, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(0, 0, 64, 0.45);
Border & gradient
Gradient panel
border: 3px solid #000040; background: linear-gradient(135deg, #000040, #2B0040);