#172021
a deep, soft cyan · cool · closest name: black
RGB
23, 32, 33
HSL
186°, 18%, 11%
CMYK
30, 3, 0, 87
Luminance
0.0132
Every format
| HEX | #172021 |
| RGB | rgb(23, 32, 33) |
| HSL | hsl(186, 18%, 11%) |
| CMYK | cmyk(30%, 3%, 0%, 87%) |
| LAB | lab(11.4 -3.7 -2.0) |
| LCH | lch(11.4 4.2 208.4) |
| OKLCH | oklch(0.235 0.013 204.7) |
Copy-ready code
/* CSS */
color: #172021;
background-color: #172021;
/* Tailwind (arbitrary) */
class="text-[#172021] bg-[#172021]"
/* SCSS */
$brand: #172021;
/* SwiftUI */
Color(red: 0.090, green: 0.125, blue: 0.129)
/* Android */
Color.parseColor("#172021")Accessibility — WCAG contrast
Aa
#172021 on white: 16.60:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#172021 on black: 1.26:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red9.0%
Green12.5%
Blue12.9%
CMYK percentages
Cyan30.3%
Magenta3.0%
Yellow0.0%
Key (black)87.1%
Color previews
#172021 text on a black background
contrast 1.26:1
Card sample
#172021 text on a white background
contrast 16.60:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #172021;
Background color
Panel with #172021 background
background-color: #172021;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #172021;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(23, 32, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(23, 32, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #172021; background: linear-gradient(135deg, #172021, #171921);