#183A49
Dark Blue
HEX
RGB
HSL
About #183A49 Dark Blue
#183A49 is a dark blue color. In the RGB color model, it is composed of 24 red, 58 green, and 73 blue. In the HSL color space, it has a hue of 198°, saturation of 51%, and lightness of 19%.
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 #183A49 in your CSS, SCSS, or Tailwind projects.
Color Properties
198°
Hue
51%
Saturation
19%
Lightness
Dark Blue
Color Harmonies
Colors that work well with #183A49 based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #183A49 against white and black backgrounds.
Aa#183A49 on White
Contrast Ratio12.07:1
AA ✓AA Large ✓AAA ✓
Aa#183A49 on Black
Contrast Ratio1.74:1
AA ✗AA Large ✗AAA ✗
Color Conversion Table
Complete conversion of #183A49 across different color formats.
| Format | Value |
|---|---|
| HEX | #183A49 |
| RGB | rgb(24, 58, 73) |
| HSL | hsl(198, 51%, 19%) |
| RGB Decimal | 24, 58, 73 |
| RGB Percent | 9.4%, 22.7%, 28.6% |
| CMYK (approx.) | 67%, 21%, 0%, 71% |
Related Palettes
12 palettes using #183A49 or similar colors