#646F78
Gray
HEX
RGB
HSL
About #646F78 Gray
#646F78 is a gray color. In the RGB color model, it is composed of 100 red, 111 green, and 120 blue. In the HSL color space, it has a hue of 207°, saturation of 9%, and lightness of 43%.
This color has a medium lightness value, making it a balanced tone ideal for both text and UI elements. With low saturation, it appears muted and subtle.
CSS Code
Use #646F78 in your CSS, SCSS, or Tailwind projects.
Color Properties
207°
Hue
9%
Saturation
43%
Lightness
Gray
Color Harmonies
Colors that work well with #646F78 based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #646F78 against white and black backgrounds.
Aa#646F78 on White
Contrast Ratio5.14:1
AA ✓AA Large ✓AAA ✗
Aa#646F78 on Black
Contrast Ratio4.09:1
AA ✗AA Large ✓AAA ✗
Color Conversion Table
Complete conversion of #646F78 across different color formats.
| Format | Value |
|---|---|
| HEX | #646F78 |
| RGB | rgb(100, 111, 120) |
| HSL | hsl(207, 9%, 43%) |
| RGB Decimal | 100, 111, 120 |
| RGB Percent | 39.2%, 43.5%, 47.1% |
| CMYK (approx.) | 17%, 7%, 0%, 53% |
Related Palettes
12 palettes using #646F78 or similar colors