#183658
Dark Blue
HEX
RGB
HSL
About #183658 Dark Blue
#183658 is a dark blue color. In the RGB color model, it is composed of 24 red, 54 green, and 88 blue. In the HSL color space, it has a hue of 212°, saturation of 57%, and lightness of 22%.
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 #183658 in your CSS, SCSS, or Tailwind projects.
Color Properties
212°
Hue
57%
Saturation
22%
Lightness
Dark Blue
Color Harmonies
Colors that work well with #183658 based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #183658 against white and black backgrounds.
Aa#183658 on White
Contrast Ratio12.3:1
AA ✓AA Large ✓AAA ✓
Aa#183658 on Black
Contrast Ratio1.71:1
AA ✗AA Large ✗AAA ✗
Color Conversion Table
Complete conversion of #183658 across different color formats.
| Format | Value |
|---|---|
| HEX | #183658 |
| RGB | rgb(24, 54, 88) |
| HSL | hsl(212, 57%, 22%) |
| RGB Decimal | 24, 54, 88 |
| RGB Percent | 9.4%, 21.2%, 34.5% |
| CMYK (approx.) | 73%, 39%, 0%, 65% |
Related Palettes
12 palettes using #183658 or similar colors