#283921
a deep, soft green · cool · closest name: darkslategray
RGB
40, 57, 33
HSL
103°, 27%, 18%
CMYK
30, 0, 42, 78
Luminance
0.0349
Every format
| HEX | #283921 |
| RGB | rgb(40, 57, 33) |
| HSL | hsl(103, 27%, 18%) |
| CMYK | cmyk(30%, 0%, 42%, 78%) |
| LAB | lab(21.9 -12.4 12.8) |
| LCH | lch(21.9 17.9 134.2) |
| OKLCH | oklch(0.322 0.047 136.9) |
Copy-ready code
/* CSS */
color: #283921;
background-color: #283921;
/* Tailwind (arbitrary) */
class="text-[#283921] bg-[#283921]"
/* SCSS */
$brand: #283921;
/* SwiftUI */
Color(red: 0.157, green: 0.224, blue: 0.129)
/* Android */
Color.parseColor("#283921")Accessibility — WCAG contrast
Aa
#283921 on white: 12.37:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#283921 on black: 1.70:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red15.7%
Green22.4%
Blue12.9%
CMYK percentages
Cyan29.8%
Magenta0.0%
Yellow42.1%
Key (black)77.6%
Color previews
#283921 text on a black background
contrast 1.70:1
Card sample
#283921 text on a white background
contrast 12.37:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #283921;
Background color
Panel with #283921 background
background-color: #283921;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #283921;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(40, 57, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(40, 57, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #283921; background: linear-gradient(135deg, #283921, #21392A);