#645A1B
Yellow
HEX
RGB
HSL
About #645A1B Yellow
#645A1B is a yellow color. In the RGB color model, it is composed of 100 red, 90 green, and 27 blue. In the HSL color space, it has a hue of 52°, saturation of 57%, and lightness of 25%.
This color has a low lightness value, making it a dark color great for text and bold accents. With moderate saturation, it appears balanced and versatile.
CSS Code
Use #645A1B in your CSS, SCSS, or Tailwind projects.
Color Properties
52°
Hue
57%
Saturation
25%
Lightness
Yellow
Color Harmonies
Colors that work well with #645A1B based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #645A1B against white and black backgrounds.
Aa#645A1B on White
Contrast Ratio6.95:1
AA ✓AA Large ✓AAA ✗
Aa#645A1B on Black
Contrast Ratio3.02:1
AA ✗AA Large ✓AAA ✗
Color Conversion Table
Complete conversion of #645A1B across different color formats.
| Format | Value |
|---|---|
| HEX | #645A1B |
| RGB | rgb(100, 90, 27) |
| HSL | hsl(52, 57%, 25%) |
| RGB Decimal | 100, 90, 27 |
| RGB Percent | 39.2%, 35.3%, 10.6% |
| CMYK (approx.) | 0%, 10%, 73%, 61% |
Related Palettes
12 palettes using #645A1B or similar colors