#664B00
Dark Yellow
HEX
RGB
HSL
About #664B00 Dark Yellow
#664B00 is a dark yellow color. In the RGB color model, it is composed of 102 red, 75 green, and 0 blue. In the HSL color space, it has a hue of 44°, 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 #664B00 in your CSS, SCSS, or Tailwind projects.
Color Properties
44°
Hue
100%
Saturation
20%
Lightness
Dark Yellow
Color Harmonies
Colors that work well with #664B00 based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #664B00 against white and black backgrounds.
Aa#664B00 on White
Contrast Ratio8.17:1
AA ✓AA Large ✓AAA ✓
Aa#664B00 on Black
Contrast Ratio2.57:1
AA ✗AA Large ✗AAA ✗
Color Conversion Table
Complete conversion of #664B00 across different color formats.
| Format | Value |
|---|---|
| HEX | #664B00 |
| RGB | rgb(102, 75, 0) |
| HSL | hsl(44, 100%, 20%) |
| RGB Decimal | 102, 75, 0 |
| RGB Percent | 40.0%, 29.4%, 0.0% |
| CMYK (approx.) | 0%, 26%, 100%, 60% |
Related Palettes
12 palettes using #664B00 or similar colors