#183138
Dark Blue
HEX
RGB
HSL
About #183138 Dark Blue
#183138 is a dark blue color. In the RGB color model, it is composed of 24 red, 49 green, and 56 blue. In the HSL color space, it has a hue of 193°, saturation of 40%, and lightness of 16%.
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 & Gradients
Use #183138 in your CSS, SCSS, or Tailwind projects. Copy ready-to-use gradients.
Beautiful Gradients
Color Properties
193°
Hue
40%
Saturation
16%
Lightness
Dark Blue
Color Harmonies
Colors that work well with #183138 based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #183138 against white and black backgrounds.
Aa#183138 on White
Contrast Ratio13.68:1
AA ✓AA Large ✓AAA ✓
Aa#183138 on Black
Contrast Ratio1.54:1
AA ✗AA Large ✗AAA ✗
Color Conversion Table
Complete conversion of #183138 across different color formats.
| Format | Value |
|---|---|
| HEX | #183138 |
| RGB | rgb(24, 49, 56) |
| HSL | hsl(193, 40%, 16%) |
| RGB Decimal | 24, 49, 56 |
| RGB Percent | 9.4%, 19.2%, 22.0% |
| CMYK (approx.) | 57%, 12%, 0%, 78% |
Related Palettes
12 palettes using #183138 or similar colors