#1D3A8C
Blue
HEX
RGB
HSL
About #1D3A8C Blue
#1D3A8C is a blue color. In the RGB color model, it is composed of 29 red, 58 green, and 140 blue. In the HSL color space, it has a hue of 224°, saturation of 66%, 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 #1D3A8C in your CSS, SCSS, or Tailwind projects.
Color Properties
224°
Hue
66%
Saturation
33%
Lightness
Blue
Color Harmonies
Colors that work well with #1D3A8C based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #1D3A8C against white and black backgrounds.
Aa#1D3A8C on White
Contrast Ratio10.31:1
AA ✓AA Large ✓AAA ✓
Aa#1D3A8C on Black
Contrast Ratio2.04:1
AA ✗AA Large ✗AAA ✗
Color Conversion Table
Complete conversion of #1D3A8C across different color formats.
| Format | Value |
|---|---|
| HEX | #1D3A8C |
| RGB | rgb(29, 58, 140) |
| HSL | hsl(224, 66%, 33%) |
| RGB Decimal | 29, 58, 140 |
| RGB Percent | 11.4%, 22.7%, 54.9% |
| CMYK (approx.) | 79%, 59%, 0%, 45% |
Related Palettes
12 palettes using #1D3A8C or similar colors