#173139
Dark Blue
HEX
RGB
HSL
About #173139 Dark Blue
#173139 is a dark blue color. In the RGB color model, it is composed of 23 red, 49 green, and 57 blue. In the HSL color space, it has a hue of 194°, saturation of 43%, and lightness of 16%.
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 & Gradients
Use #173139 in your CSS, SCSS, or Tailwind projects. Copy ready-to-use gradients.
Beautiful Gradients
Color Properties
194°
Hue
43%
Saturation
16%
Lightness
Dark Blue
Color Harmonies
Colors that work well with #173139 based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #173139 against white and black backgrounds.
Aa#173139 on White
Contrast Ratio13.68:1
AA ✓AA Large ✓AAA ✓
Aa#173139 on Black
Contrast Ratio1.53:1
AA ✗AA Large ✗AAA ✗
Color Conversion Table
Complete conversion of #173139 across different color formats.
| Format | Value |
|---|---|
| HEX | #173139 |
| RGB | rgb(23, 49, 57) |
| HSL | hsl(194, 43%, 16%) |
| RGB Decimal | 23, 49, 57 |
| RGB Percent | 9.0%, 19.2%, 22.4% |
| CMYK (approx.) | 60%, 14%, 0%, 78% |
Related Palettes
12 palettes using #173139 or similar colors