#010921
a deep, electric blue · warm · closest name: black
RGB
1, 9, 33
HSL
225°, 94%, 7%
CMYK
97, 73, 0, 87
Luminance
0.0031
Every format
| HEX | #010921 |
| RGB | rgb(1, 9, 33) |
| HSL | hsl(225, 94%, 7%) |
| CMYK | cmyk(97%, 73%, 0%, 87%) |
| LAB | lab(2.8 3.6 -15.3) |
| LCH | lch(2.8 15.7 283.3) |
| OKLCH | oklch(0.148 0.054 260.8) |
Copy-ready code
/* CSS */
color: #010921;
background-color: #010921;
/* Tailwind (arbitrary) */
class="text-[#010921] bg-[#010921]"
/* SCSS */
$brand: #010921;
/* SwiftUI */
Color(red: 0.004, green: 0.035, blue: 0.129)
/* Android */
Color.parseColor("#010921")Accessibility — WCAG contrast
Aa
#010921 on white: 19.77:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#010921 on black: 1.06:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red0.4%
Green3.5%
Blue12.9%
CMYK percentages
Cyan97.0%
Magenta72.7%
Yellow0.0%
Key (black)87.1%
Color previews
#010921 text on a black background
contrast 1.06:1
Card sample
#010921 text on a white background
contrast 19.77:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #010921;
Background color
Panel with #010921 background
background-color: #010921;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #010921;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(1, 9, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(1, 9, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #010921; background: linear-gradient(135deg, #010921, #0E0121);