#100a21
a deep, vivid violet · warm · closest name: black
RGB
16, 10, 33
HSL
256°, 54%, 8%
CMYK
52, 70, 0, 87
Luminance
0.0044
Every format
| HEX | #100a21 |
| RGB | rgb(16, 10, 33) |
| HSL | hsl(256, 54%, 8%) |
| CMYK | cmyk(52%, 70%, 0%, 87%) |
| LAB | lab(4.0 7.4 -13.5) |
| LCH | lch(4.0 15.4 298.9) |
| OKLCH | oklch(0.168 0.047 292.7) |
Copy-ready code
/* CSS */
color: #100a21;
background-color: #100a21;
/* Tailwind (arbitrary) */
class="text-[#100a21] bg-[#100a21]"
/* SCSS */
$brand: #100a21;
/* SwiftUI */
Color(red: 0.063, green: 0.039, blue: 0.129)
/* Android */
Color.parseColor("#100a21")Accessibility — WCAG contrast
Aa
#100a21 on white: 19.31:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#100a21 on black: 1.09:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red6.3%
Green3.9%
Blue12.9%
CMYK percentages
Cyan51.5%
Magenta69.7%
Yellow0.0%
Key (black)87.1%
Color previews
#100a21 text on a black background
contrast 1.09:1
Card sample
#100a21 text on a white background
contrast 19.31:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #100a21;
Background color
Panel with #100a21 background
background-color: #100a21;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #100a21;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(16, 10, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(16, 10, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #100a21; background: linear-gradient(135deg, #100a21, #1F0A21);