#000011
a deep, electric blue · warm · closest name: black
RGB
0, 0, 17
HSL
240°, 100%, 3%
CMYK
100, 100, 0, 93
Luminance
0.0004
Every format
| HEX | #000011 |
| RGB | rgb(0, 0, 17) |
| HSL | hsl(240, 100%, 3%) |
| CMYK | cmyk(100%, 100%, 0%, 93%) |
| LAB | lab(0.4 2.6 -7.0) |
| LCH | lch(0.4 7.5 290.2) |
| OKLCH | oklch(0.080 0.056 264.1) |
Copy-ready code
/* CSS */
color: #000011;
background-color: #000011;
/* Tailwind (arbitrary) */
class="text-[#000011] bg-[#000011]"
/* SCSS */
$brand: #000011;
/* SwiftUI */
Color(red: 0.000, green: 0.000, blue: 0.067)
/* Android */
Color.parseColor("#000011")Accessibility — WCAG contrast
Aa
#000011 on white: 20.83:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#000011 on black: 1.01:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red0.0%
Green0.0%
Blue6.7%
CMYK percentages
Cyan100.0%
Magenta100.0%
Yellow0.0%
Key (black)93.3%
Color previews
#000011 text on a black background
contrast 1.01:1
Card sample
#000011 text on a white background
contrast 20.83:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #000011;
Background color
Panel with #000011 background
background-color: #000011;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #000011;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(0, 0, 17, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(0, 0, 17, 0.45);
Border & gradient
Gradient panel
border: 3px solid #000011; background: linear-gradient(135deg, #000011, #0B0011);