#66c01f
a dark, vivid green · cool · closest name: forestgreen
RGB
102, 192, 31
HSL
94°, 72%, 44%
CMYK
47, 0, 84, 25
Luminance
0.4062
Every format
| HEX | #66c01f |
| RGB | rgb(102, 192, 31) |
| HSL | hsl(94, 72%, 44%) |
| CMYK | cmyk(47%, 0%, 84%, 25%) |
| LAB | lab(69.9 -51.8 64.9) |
| LCH | lch(69.9 83.0 128.6) |
| OKLCH | oklch(0.723 0.203 135.5) |
Copy-ready code
/* CSS */
color: #66c01f;
background-color: #66c01f;
/* Tailwind (arbitrary) */
class="text-[#66c01f] bg-[#66c01f]"
/* SCSS */
$brand: #66c01f;
/* SwiftUI */
Color(red: 0.400, green: 0.753, blue: 0.122)
/* Android */
Color.parseColor("#66c01f")Accessibility — WCAG contrast
Aa
#66c01f on white: 2.30:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#66c01f on black: 9.12:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red40.0%
Green75.3%
Blue12.2%
CMYK percentages
Cyan46.9%
Magenta0.0%
Yellow83.9%
Key (black)24.7%
Color previews
#66c01f text on a black background
contrast 9.12:1
Card sample
#66c01f text on a white background
contrast 2.30:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #66c01f;
Background color
Panel with #66c01f background
background-color: #66c01f;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #66c01f;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(102, 192, 31, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(102, 192, 31, 0.45);
Border & gradient
Gradient panel
border: 3px solid #66c01f; background: linear-gradient(135deg, #66c01f, #1FC043);