#1B305A
Dark Blue
HEX
RGB
HSL
About #1B305A Dark Blue
#1B305A is a dark blue color. In the RGB color model, it is composed of 27 red, 48 green, and 90 blue. In the HSL color space, it has a hue of 220°, saturation of 54%, and lightness of 23%.
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 #1B305A in your CSS, SCSS, or Tailwind projects.
Color Properties
220°
Hue
54%
Saturation
23%
Lightness
Dark Blue
Color Harmonies
Colors that work well with #1B305A based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #1B305A against white and black backgrounds.
Aa#1B305A on White
Contrast Ratio12.99:1
AA ✓AA Large ✓AAA ✓
Aa#1B305A on Black
Contrast Ratio1.62:1
AA ✗AA Large ✗AAA ✗
Color Conversion Table
Complete conversion of #1B305A across different color formats.
| Format | Value |
|---|---|
| HEX | #1B305A |
| RGB | rgb(27, 48, 90) |
| HSL | hsl(220, 54%, 23%) |
| RGB Decimal | 27, 48, 90 |
| RGB Percent | 10.6%, 18.8%, 35.3% |
| CMYK (approx.) | 70%, 47%, 0%, 65% |
Related Palettes
12 palettes using #1B305A or similar colors