#171740
Dark Blue
HEX
RGB
HSL
About #171740 Dark Blue
#171740 is a dark blue color. In the RGB color model, it is composed of 23 red, 23 green, and 64 blue. In the HSL color space, it has a hue of 240°, saturation of 47%, and lightness of 17%.
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 #171740 in your CSS, SCSS, or Tailwind projects.
Color Properties
240°
Hue
47%
Saturation
17%
Lightness
Dark Blue
Color Harmonies
Colors that work well with #171740 based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #171740 against white and black backgrounds.
Aa#171740 on White
Contrast Ratio17.03:1
AA ✓AA Large ✓AAA ✓
Aa#171740 on Black
Contrast Ratio1.23:1
AA ✗AA Large ✗AAA ✗
Color Conversion Table
Complete conversion of #171740 across different color formats.
| Format | Value |
|---|---|
| HEX | #171740 |
| RGB | rgb(23, 23, 64) |
| HSL | hsl(240, 47%, 17%) |
| RGB Decimal | 23, 23, 64 |
| RGB Percent | 9.0%, 9.0%, 25.1% |
| CMYK (approx.) | 64%, 64%, 0%, 75% |
Related Palettes
12 palettes using #171740 or similar colors