#12173B
Dark Blue
HEX
RGB
HSL
About #12173B Dark Blue
#12173B is a dark blue color. In the RGB color model, it is composed of 18 red, 23 green, and 59 blue. In the HSL color space, it has a hue of 233°, saturation of 53%, and lightness of 15%.
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 #12173B in your CSS, SCSS, or Tailwind projects.
Color Properties
233°
Hue
53%
Saturation
15%
Lightness
Dark Blue
Color Harmonies
Colors that work well with #12173B based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #12173B against white and black backgrounds.
Aa#12173B on White
Contrast Ratio17.33:1
AA ✓AA Large ✓AAA ✓
Aa#12173B on Black
Contrast Ratio1.21:1
AA ✗AA Large ✗AAA ✗
Color Conversion Table
Complete conversion of #12173B across different color formats.
| Format | Value |
|---|---|
| HEX | #12173B |
| RGB | rgb(18, 23, 59) |
| HSL | hsl(233, 53%, 15%) |
| RGB Decimal | 18, 23, 59 |
| RGB Percent | 7.1%, 9.0%, 23.1% |
| CMYK (approx.) | 69%, 61%, 0%, 77% |
Related Palettes
12 palettes using #12173B or similar colors