#173F4F
Dark Blue
HEX
RGB
HSL
About #173F4F Dark Blue
#173F4F is a dark blue color. In the RGB color model, it is composed of 23 red, 63 green, and 79 blue. In the HSL color space, it has a hue of 197°, saturation of 55%, and lightness of 20%.
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 #173F4F in your CSS, SCSS, or Tailwind projects.
Color Properties
197°
Hue
55%
Saturation
20%
Lightness
Dark Blue
Color Harmonies
Colors that work well with #173F4F based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #173F4F against white and black backgrounds.
Aa#173F4F on White
Contrast Ratio11.29:1
AA ✓AA Large ✓AAA ✓
Aa#173F4F on Black
Contrast Ratio1.86:1
AA ✗AA Large ✗AAA ✗
Color Conversion Table
Complete conversion of #173F4F across different color formats.
| Format | Value |
|---|---|
| HEX | #173F4F |
| RGB | rgb(23, 63, 79) |
| HSL | hsl(197, 55%, 20%) |
| RGB Decimal | 23, 63, 79 |
| RGB Percent | 9.0%, 24.7%, 31.0% |
| CMYK (approx.) | 71%, 20%, 0%, 69% |
Related Palettes
12 palettes using #173F4F or similar colors