#172421
a deep, soft cyan · cool · closest name: black
RGB
23, 36, 33
HSL
166°, 22%, 12%
CMYK
36, 0, 8, 86
Luminance
0.0155
Every format
| HEX | #172421 |
| RGB | rgb(23, 36, 33) |
| HSL | hsl(166, 22%, 12%) |
| CMYK | cmyk(36%, 0%, 8%, 86%) |
| LAB | lab(12.9 -6.5 0.2) |
| LCH | lch(12.9 6.5 178.3) |
| OKLCH | oklch(0.247 0.019 178.8) |
Copy-ready code
/* CSS */
color: #172421;
background-color: #172421;
/* Tailwind (arbitrary) */
class="text-[#172421] bg-[#172421]"
/* SCSS */
$brand: #172421;
/* SwiftUI */
Color(red: 0.090, green: 0.141, blue: 0.129)
/* Android */
Color.parseColor("#172421")Accessibility — WCAG contrast
Aa
#172421 on white: 16.02:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#172421 on black: 1.31:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red9.0%
Green14.1%
Blue12.9%
CMYK percentages
Cyan36.1%
Magenta0.0%
Yellow8.3%
Key (black)85.9%
Color previews
#172421 text on a black background
contrast 1.31:1
Card sample
#172421 text on a white background
contrast 16.02:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #172421;
Background color
Panel with #172421 background
background-color: #172421;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #172421;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(23, 36, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(23, 36, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #172421; background: linear-gradient(135deg, #172421, #171E24);