#377b21
a dark, vivid green · cool · closest name: forestgreen
RGB
55, 123, 33
HSL
105°, 58%, 31%
CMYK
55, 0, 73, 52
Luminance
0.1509
Every format
| HEX | #377b21 |
| RGB | rgb(55, 123, 33) |
| HSL | hsl(105, 58%, 31%) |
| CMYK | cmyk(55%, 0%, 73%, 52%) |
| LAB | lab(45.8 -38.9 40.7) |
| LCH | lch(45.8 56.2 133.7) |
| OKLCH | oklch(0.519 0.141 139.2) |
Copy-ready code
/* CSS */
color: #377b21;
background-color: #377b21;
/* Tailwind (arbitrary) */
class="text-[#377b21] bg-[#377b21]"
/* SCSS */
$brand: #377b21;
/* SwiftUI */
Color(red: 0.216, green: 0.482, blue: 0.129)
/* Android */
Color.parseColor("#377b21")Accessibility — WCAG contrast
Aa
#377b21 on white: 5.23:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#377b21 on black: 4.02:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red21.6%
Green48.2%
Blue12.9%
CMYK percentages
Cyan55.3%
Magenta0.0%
Yellow73.2%
Key (black)51.8%
Color previews
#377b21 text on a black background
contrast 4.02:1
Card sample
#377b21 text on a white background
contrast 5.23:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #377b21;
Background color
Panel with #377b21 background
background-color: #377b21;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #377b21;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(55, 123, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(55, 123, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #377b21; background: linear-gradient(135deg, #377b21, #217B47);