#664400
Dark Yellow
HEX
RGB
HSL
About #664400 Dark Yellow
#664400 is a dark yellow color. In the RGB color model, it is composed of 102 red, 68 green, and 0 blue. In the HSL color space, it has a hue of 40°, saturation of 100%, and lightness of 20%.
This color has a low lightness value, making it a dark color great for text and bold accents. With high saturation, it appears vibrant and eye-catching.
CSS Code
Use #664400 in your CSS, SCSS, or Tailwind projects.
Color Properties
40°
Hue
100%
Saturation
20%
Lightness
Dark Yellow
Color Harmonies
Colors that work well with #664400 based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #664400 against white and black backgrounds.
Aa#664400 on White
Contrast Ratio8.78:1
AA ✓AA Large ✓AAA ✓
Aa#664400 on Black
Contrast Ratio2.39:1
AA ✗AA Large ✗AAA ✗
Color Conversion Table
Complete conversion of #664400 across different color formats.
| Format | Value |
|---|---|
| HEX | #664400 |
| RGB | rgb(102, 68, 0) |
| HSL | hsl(40, 100%, 20%) |
| RGB Decimal | 102, 68, 0 |
| RGB Percent | 40.0%, 26.7%, 0.0% |
| CMYK (approx.) | 0%, 33%, 100%, 60% |
Related Palettes
12 palettes using #664400 or similar colors