#66FF00
Vivid Green
HEX
RGB
HSL
About #66FF00 Vivid Green
#66FF00 is a vivid green color. In the RGB color model, it is composed of 102 red, 255 green, and 0 blue. In the HSL color space, it has a hue of 96°, saturation of 100%, and lightness of 50%.
This color has a medium lightness value, making it a balanced tone ideal for both text and UI elements. With high saturation, it appears vibrant and eye-catching.
CSS Code
Use #66FF00 in your CSS, SCSS, or Tailwind projects.
Color Properties
96°
Hue
100%
Saturation
50%
Lightness
Vivid Green
Color Harmonies
Colors that work well with #66FF00 based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #66FF00 against white and black backgrounds.
Aa#66FF00 on White
Contrast Ratio1.32:1
AA ✗AA Large ✗AAA ✗
Aa#66FF00 on Black
Contrast Ratio15.87:1
AA ✓AA Large ✓AAA ✓
Color Conversion Table
Complete conversion of #66FF00 across different color formats.
| Format | Value |
|---|---|
| HEX | #66FF00 |
| RGB | rgb(102, 255, 0) |
| HSL | hsl(96, 100%, 50%) |
| RGB Decimal | 102, 255, 0 |
| RGB Percent | 40.0%, 100.0%, 0.0% |
| CMYK (approx.) | 60%, 0%, 100%, 0% |
Related Palettes
12 palettes using #66FF00 or similar colors