#121721
a deep, soft blue · cool · closest name: black
RGB
18, 23, 33
HSL
220°, 29%, 10%
CMYK
46, 30, 0, 87
Luminance
0.0085
Every format
| HEX | #121721 |
| RGB | rgb(18, 23, 33) |
| HSL | hsl(220, 29%, 10%) |
| CMYK | cmyk(46%, 30%, 0%, 87%) |
| LAB | lab(7.7 0.9 -7.7) |
| LCH | lch(7.7 7.8 276.4) |
| OKLCH | oklch(0.204 0.021 263.9) |
Copy-ready code
/* CSS */
color: #121721;
background-color: #121721;
/* Tailwind (arbitrary) */
class="text-[#121721] bg-[#121721]"
/* SCSS */
$brand: #121721;
/* SwiftUI */
Color(red: 0.071, green: 0.090, blue: 0.129)
/* Android */
Color.parseColor("#121721")Accessibility — WCAG contrast
Aa
#121721 on white: 17.95:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#121721 on black: 1.17:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red7.1%
Green9.0%
Blue12.9%
CMYK percentages
Cyan45.5%
Magenta30.3%
Yellow0.0%
Key (black)87.1%
Color previews
#121721 text on a black background
contrast 1.17:1
Card sample
#121721 text on a white background
contrast 17.95:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #121721;
Background color
Panel with #121721 background
background-color: #121721;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #121721;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(18, 23, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(18, 23, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #121721; background: linear-gradient(135deg, #121721, #171221);