#18378B
Blue
HEX
RGB
HSL
About #18378B Blue
#18378B is a blue color. In the RGB color model, it is composed of 24 red, 55 green, and 139 blue. In the HSL color space, it has a hue of 224°, saturation of 71%, and lightness of 32%.
This color has a low lightness value, making it a dark color great for text and bold accents. With high saturation, it appears vibrant and eye-catching.
CSS Code
Use #18378B in your CSS, SCSS, or Tailwind projects.
Color Properties
224°
Hue
71%
Saturation
32%
Lightness
Blue
Color Harmonies
Colors that work well with #18378B based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #18378B against white and black backgrounds.
Aa#18378B on White
Contrast Ratio10.72:1
AA ✓AA Large ✓AAA ✓
Aa#18378B on Black
Contrast Ratio1.96:1
AA ✗AA Large ✗AAA ✗
Color Conversion Table
Complete conversion of #18378B across different color formats.
| Format | Value |
|---|---|
| HEX | #18378B |
| RGB | rgb(24, 55, 139) |
| HSL | hsl(224, 71%, 32%) |
| RGB Decimal | 24, 55, 139 |
| RGB Percent | 9.4%, 21.6%, 54.5% |
| CMYK (approx.) | 83%, 60%, 0%, 45% |
Related Palettes
12 palettes using #18378B or similar colors