#170721
a deep, vivid violet · warm · closest name: black
RGB
23, 7, 33
HSL
277°, 65%, 8%
CMYK
30, 79, 0, 87
Luminance
0.0044
Every format
| HEX | #170721 |
| RGB | rgb(23, 7, 33) |
| HSL | hsl(277, 65%, 8%) |
| CMYK | cmyk(30%, 79%, 0%, 87%) |
| LAB | lab(4.0 11.6 -13.3) |
| LCH | lch(4.0 17.6 311.0) |
| OKLCH | oklch(0.171 0.055 310.4) |
Copy-ready code
/* CSS */
color: #170721;
background-color: #170721;
/* Tailwind (arbitrary) */
class="text-[#170721] bg-[#170721]"
/* SCSS */
$brand: #170721;
/* SwiftUI */
Color(red: 0.090, green: 0.027, blue: 0.129)
/* Android */
Color.parseColor("#170721")Accessibility — WCAG contrast
Aa
#170721 on white: 19.29:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#170721 on black: 1.09:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red9.0%
Green2.7%
Blue12.9%
CMYK percentages
Cyan30.3%
Magenta78.8%
Yellow0.0%
Key (black)87.1%
Color previews
#170721 text on a black background
contrast 1.09:1
Card sample
#170721 text on a white background
contrast 19.29:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #170721;
Background color
Panel with #170721 background
background-color: #170721;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #170721;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(23, 7, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(23, 7, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #170721; background: linear-gradient(135deg, #170721, #21071A);