#256b21
a dark, vivid green · cool · closest name: seagreen
RGB
37, 107, 33
HSL
117°, 53%, 28%
CMYK
65, 0, 69, 58
Luminance
0.1102
Every format
| HEX | #256b21 |
| RGB | rgb(37, 107, 33) |
| HSL | hsl(117, 53%, 28%) |
| CMYK | cmyk(65%, 0%, 69%, 58%) |
| LAB | lab(39.6 -37.4 34.0) |
| LCH | lch(39.6 50.5 137.8) |
| OKLCH | oklch(0.467 0.129 142.4) |
Copy-ready code
/* CSS */
color: #256b21;
background-color: #256b21;
/* Tailwind (arbitrary) */
class="text-[#256b21] bg-[#256b21]"
/* SCSS */
$brand: #256b21;
/* SwiftUI */
Color(red: 0.145, green: 0.420, blue: 0.129)
/* Android */
Color.parseColor("#256b21")Accessibility — WCAG contrast
Aa
#256b21 on white: 6.55:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#256b21 on black: 3.20:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red14.5%
Green42.0%
Blue12.9%
CMYK percentages
Cyan65.4%
Magenta0.0%
Yellow69.2%
Key (black)58.0%
Color previews
#256b21 text on a black background
contrast 3.20:1
Card sample
#256b21 text on a white background
contrast 6.55:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #256b21;
Background color
Panel with #256b21 background
background-color: #256b21;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #256b21;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(37, 107, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(37, 107, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #256b21; background: linear-gradient(135deg, #256b21, #216B4F);