#183A68
Blue
HEX
RGB
HSL
About #183A68 Blue
#183A68 is a blue color. In the RGB color model, it is composed of 24 red, 58 green, and 104 blue. In the HSL color space, it has a hue of 215°, saturation of 63%, and lightness of 25%.
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 #183A68 in your CSS, SCSS, or Tailwind projects.
Color Properties
215°
Hue
63%
Saturation
25%
Lightness
Blue
Color Harmonies
Colors that work well with #183A68 based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #183A68 against white and black backgrounds.
Aa#183A68 on White
Contrast Ratio11.39:1
AA ✓AA Large ✓AAA ✓
Aa#183A68 on Black
Contrast Ratio1.84:1
AA ✗AA Large ✗AAA ✗
Color Conversion Table
Complete conversion of #183A68 across different color formats.
| Format | Value |
|---|---|
| HEX | #183A68 |
| RGB | rgb(24, 58, 104) |
| HSL | hsl(215, 63%, 25%) |
| RGB Decimal | 24, 58, 104 |
| RGB Percent | 9.4%, 22.7%, 40.8% |
| CMYK (approx.) | 77%, 44%, 0%, 59% |
Related Palettes
12 palettes using #183A68 or similar colors