#172C40
Dark Blue
HEX
RGB
HSL
About #172C40 Dark Blue
#172C40 is a dark blue color. In the RGB color model, it is composed of 23 red, 44 green, and 64 blue. In the HSL color space, it has a hue of 209°, 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 #172C40 in your CSS, SCSS, or Tailwind projects.
Color Properties
209°
Hue
47%
Saturation
17%
Lightness
Dark Blue
Color Harmonies
Colors that work well with #172C40 based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #172C40 against white and black backgrounds.
Aa#172C40 on White
Contrast Ratio14.28:1
AA ✓AA Large ✓AAA ✓
Aa#172C40 on Black
Contrast Ratio1.47:1
AA ✗AA Large ✗AAA ✗
Color Conversion Table
Complete conversion of #172C40 across different color formats.
| Format | Value |
|---|---|
| HEX | #172C40 |
| RGB | rgb(23, 44, 64) |
| HSL | hsl(209, 47%, 17%) |
| RGB Decimal | 23, 44, 64 |
| RGB Percent | 9.0%, 17.3%, 25.1% |
| CMYK (approx.) | 64%, 31%, 0%, 75% |
Related Palettes
12 palettes using #172C40 or similar colors