#404040
Dark Gray
HEX
RGB
HSL
About #404040 Dark Gray
#404040 is a dark gray color. In the RGB color model, it is composed of 64 red, 64 green, and 64 blue. In the HSL color space, it has a hue of 0°, saturation of 0%, and lightness of 25%.
This color has a low lightness value, making it a dark color great for text and bold accents. With low saturation, it appears muted and subtle.
CSS Code
Use #404040 in your CSS, SCSS, or Tailwind projects.
Color Properties
0°
Hue
0%
Saturation
25%
Lightness
Dark Gray
Color Harmonies
Colors that work well with #404040 based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #404040 against white and black backgrounds.
Aa#404040 on White
Contrast Ratio10.37:1
AA ✓AA Large ✓AAA ✓
Aa#404040 on Black
Contrast Ratio2.03:1
AA ✗AA Large ✗AAA ✗
Color Conversion Table
Complete conversion of #404040 across different color formats.
| Format | Value |
|---|---|
| HEX | #404040 |
| RGB | rgb(64, 64, 64) |
| HSL | hsl(0, 0%, 25%) |
| RGB Decimal | 64, 64, 64 |
| RGB Percent | 25.1%, 25.1%, 25.1% |
| CMYK (approx.) | 0%, 0%, 0%, 75% |
Related Palettes
12 palettes using #404040 or similar colors