#1D3981
Blue
HEX
RGB
HSL
About #1D3981 Blue
#1D3981 is a blue color. In the RGB color model, it is composed of 29 red, 57 green, and 129 blue. In the HSL color space, it has a hue of 223°, saturation of 63%, and lightness of 31%.
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 #1D3981 in your CSS, SCSS, or Tailwind projects.
Color Properties
223°
Hue
63%
Saturation
31%
Lightness
Blue
Color Harmonies
Colors that work well with #1D3981 based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #1D3981 against white and black backgrounds.
Aa#1D3981 on White
Contrast Ratio10.74:1
AA ✓AA Large ✓AAA ✓
Aa#1D3981 on Black
Contrast Ratio1.95:1
AA ✗AA Large ✗AAA ✗
Color Conversion Table
Complete conversion of #1D3981 across different color formats.
| Format | Value |
|---|---|
| HEX | #1D3981 |
| RGB | rgb(29, 57, 129) |
| HSL | hsl(223, 63%, 31%) |
| RGB Decimal | 29, 57, 129 |
| RGB Percent | 11.4%, 22.4%, 50.6% |
| CMYK (approx.) | 78%, 56%, 0%, 49% |
Related Palettes
12 palettes using #1D3981 or similar colors