#577f21
a dark, vivid green · cool · closest name: olivedrab
RGB
87, 127, 33
HSL
86°, 59%, 31%
CMYK
32, 0, 74, 50
Luminance
0.1731
Every format
| HEX | #577f21 |
| RGB | rgb(87, 127, 33) |
| HSL | hsl(86, 59%, 31%) |
| CMYK | cmyk(32%, 0%, 74%, 50%) |
| LAB | lab(48.6 -29.3 44.1) |
| LCH | lch(48.6 53.0 123.6) |
| OKLCH | oklch(0.547 0.129 130.0) |
Copy-ready code
/* CSS */
color: #577f21;
background-color: #577f21;
/* Tailwind (arbitrary) */
class="text-[#577f21] bg-[#577f21]"
/* SCSS */
$brand: #577f21;
/* SwiftUI */
Color(red: 0.341, green: 0.498, blue: 0.129)
/* Android */
Color.parseColor("#577f21")Accessibility — WCAG contrast
Aa
#577f21 on white: 4.71:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#577f21 on black: 4.46:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red34.1%
Green49.8%
Blue12.9%
CMYK percentages
Cyan31.5%
Magenta0.0%
Yellow74.0%
Key (black)50.2%
Color previews
#577f21 text on a black background
contrast 4.46:1
Card sample
#577f21 text on a white background
contrast 4.71:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #577f21;
Background color
Panel with #577f21 background
background-color: #577f21;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #577f21;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(87, 127, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(87, 127, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #577f21; background: linear-gradient(135deg, #577f21, #217F2A);