#66E591
Green
HEX
RGB
HSL
About #66E591 Green
#66E591 is a green color. In the RGB color model, it is composed of 102 red, 229 green, and 145 blue. In the HSL color space, it has a hue of 140°, saturation of 71%, and lightness of 65%.
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 #66E591 in your CSS, SCSS, or Tailwind projects.
Color Properties
140°
Hue
71%
Saturation
65%
Lightness
Green
Color Harmonies
Colors that work well with #66E591 based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #66E591 against white and black backgrounds.
Aa#66E591 on White
Contrast Ratio1.59:1
AA ✗AA Large ✗AAA ✗
Aa#66E591 on Black
Contrast Ratio13.18:1
AA ✓AA Large ✓AAA ✓
Color Conversion Table
Complete conversion of #66E591 across different color formats.
| Format | Value |
|---|---|
| HEX | #66E591 |
| RGB | rgb(102, 229, 145) |
| HSL | hsl(140, 71%, 65%) |
| RGB Decimal | 102, 229, 145 |
| RGB Percent | 40.0%, 89.8%, 56.9% |
| CMYK (approx.) | 55%, 0%, 37%, 10% |
Related Palettes
12 palettes using #66E591 or similar colors