#257e21
a dark, vivid green · cool · closest name: forestgreen
RGB
37, 126, 33
HSL
117°, 59%, 31%
CMYK
71, 0, 74, 51
Luminance
0.1542
Every format
| HEX | #257e21 |
| RGB | rgb(37, 126, 33) |
| HSL | hsl(117, 59%, 31%) |
| CMYK | cmyk(71%, 0%, 74%, 51%) |
| LAB | lab(46.2 -44.6 41.0) |
| LCH | lch(46.2 60.5 137.4) |
| OKLCH | oklch(0.522 0.153 142.5) |
Copy-ready code
/* CSS */
color: #257e21;
background-color: #257e21;
/* Tailwind (arbitrary) */
class="text-[#257e21] bg-[#257e21]"
/* SCSS */
$brand: #257e21;
/* SwiftUI */
Color(red: 0.145, green: 0.494, blue: 0.129)
/* Android */
Color.parseColor("#257e21")Accessibility — WCAG contrast
Aa
#257e21 on white: 5.14:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#257e21 on black: 4.08:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red14.5%
Green49.4%
Blue12.9%
CMYK percentages
Cyan70.6%
Magenta0.0%
Yellow73.8%
Key (black)50.6%
Color previews
#257e21 text on a black background
contrast 4.08:1
Card sample
#257e21 text on a white background
contrast 5.14:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #257e21;
Background color
Panel with #257e21 background
background-color: #257e21;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #257e21;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(37, 126, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(37, 126, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #257e21; background: linear-gradient(135deg, #257e21, #217E5B);