#1D238B
Blue
HEX
RGB
HSL
About #1D238B Blue
#1D238B is a blue color. In the RGB color model, it is composed of 29 red, 35 green, and 139 blue. In the HSL color space, it has a hue of 237°, saturation of 65%, and lightness of 33%.
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 #1D238B in your CSS, SCSS, or Tailwind projects.
Color Properties
237°
Hue
65%
Saturation
33%
Lightness
Blue
Color Harmonies
Colors that work well with #1D238B based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #1D238B against white and black backgrounds.
Aa#1D238B on White
Contrast Ratio12.61:1
AA ✓AA Large ✓AAA ✓
Aa#1D238B on Black
Contrast Ratio1.67:1
AA ✗AA Large ✗AAA ✗
Color Conversion Table
Complete conversion of #1D238B across different color formats.
| Format | Value |
|---|---|
| HEX | #1D238B |
| RGB | rgb(29, 35, 139) |
| HSL | hsl(237, 65%, 33%) |
| RGB Decimal | 29, 35, 139 |
| RGB Percent | 11.4%, 13.7%, 54.5% |
| CMYK (approx.) | 79%, 75%, 0%, 45% |
Related Palettes
12 palettes using #1D238B or similar colors