#645A68
Gray
HEX
RGB
HSL
About #645A68 Gray
#645A68 is a gray color. In the RGB color model, it is composed of 100 red, 90 green, and 104 blue. In the HSL color space, it has a hue of 283°, saturation of 7%, and lightness of 38%.
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 & Gradients
Use #645A68 in your CSS, SCSS, or Tailwind projects. Copy ready-to-use gradients.
Beautiful Gradients
Color Properties
283°
Hue
7%
Saturation
38%
Lightness
Gray
Color Harmonies
Colors that work well with #645A68 based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #645A68 against white and black backgrounds.
Aa#645A68 on White
Contrast Ratio6.55:1
AA ✓AA Large ✓AAA ✗
Aa#645A68 on Black
Contrast Ratio3.2:1
AA ✗AA Large ✓AAA ✗
Color Conversion Table
Complete conversion of #645A68 across different color formats.
| Format | Value |
|---|---|
| HEX | #645A68 |
| RGB | rgb(100, 90, 104) |
| HSL | hsl(283, 7%, 38%) |
| RGB Decimal | 100, 90, 104 |
| RGB Percent | 39.2%, 35.3%, 40.8% |
| CMYK (approx.) | 4%, 13%, 0%, 59% |
Related Palettes
12 palettes using #645A68 or similar colors