#337f21
a dark, vivid green · cool · closest name: forestgreen
RGB
51, 127, 33
HSL
109°, 59%, 31%
CMYK
60, 0, 74, 50
Luminance
0.1599
Every format
| HEX | #337f21 |
| RGB | rgb(51, 127, 33) |
| HSL | hsl(109, 59%, 31%) |
| CMYK | cmyk(60%, 0%, 74%, 50%) |
| LAB | lab(47.0 -41.6 41.9) |
| LCH | lch(47.0 59.0 134.8) |
| OKLCH | oklch(0.529 0.148 140.2) |
Copy-ready code
/* CSS */
color: #337f21;
background-color: #337f21;
/* Tailwind (arbitrary) */
class="text-[#337f21] bg-[#337f21]"
/* SCSS */
$brand: #337f21;
/* SwiftUI */
Color(red: 0.200, green: 0.498, blue: 0.129)
/* Android */
Color.parseColor("#337f21")Accessibility — WCAG contrast
Aa
#337f21 on white: 5.00:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#337f21 on black: 4.20:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red20.0%
Green49.8%
Blue12.9%
CMYK percentages
Cyan59.8%
Magenta0.0%
Yellow74.0%
Key (black)50.2%
Color previews
#337f21 text on a black background
contrast 4.20:1
Card sample
#337f21 text on a white background
contrast 5.00:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #337f21;
Background color
Panel with #337f21 background
background-color: #337f21;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #337f21;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(51, 127, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(51, 127, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #337f21; background: linear-gradient(135deg, #337f21, #217F4E);