#648d21
a dark, vivid green · cool · closest name: olivedrab
RGB
100, 141, 33
HSL
83°, 62%, 34%
CMYK
29, 0, 77, 45
Luminance
0.2187
Every format
| HEX | #648d21 |
| RGB | rgb(100, 141, 33) |
| HSL | hsl(83, 62%, 34%) |
| CMYK | cmyk(29%, 0%, 77%, 45%) |
| LAB | lab(53.9 -30.7 49.5) |
| LCH | lch(53.9 58.3 121.8) |
| OKLCH | oklch(0.592 0.141 128.6) |
Copy-ready code
/* CSS */
color: #648d21;
background-color: #648d21;
/* Tailwind (arbitrary) */
class="text-[#648d21] bg-[#648d21]"
/* SCSS */
$brand: #648d21;
/* SwiftUI */
Color(red: 0.392, green: 0.553, blue: 0.129)
/* Android */
Color.parseColor("#648d21")Accessibility — WCAG contrast
Aa
#648d21 on white: 3.91:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#648d21 on black: 5.37:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red39.2%
Green55.3%
Blue12.9%
CMYK percentages
Cyan29.1%
Magenta0.0%
Yellow76.6%
Key (black)44.7%
Color previews
#648d21 text on a black background
contrast 5.37:1
Card sample
#648d21 text on a white background
contrast 3.91:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #648d21;
Background color
Panel with #648d21 background
background-color: #648d21;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #648d21;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(100, 141, 33, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(100, 141, 33, 0.45);
Border & gradient
Gradient panel
border: 3px solid #648d21; background: linear-gradient(135deg, #648d21, #218D26);