#1B1565
Dark Blue
HEX
RGB
HSL
About #1B1565 Dark Blue
#1B1565 is a dark blue color. In the RGB color model, it is composed of 27 red, 21 green, and 101 blue. In the HSL color space, it has a hue of 245°, saturation of 66%, and lightness of 24%.
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 #1B1565 in your CSS, SCSS, or Tailwind projects.
Color Properties
245°
Hue
66%
Saturation
24%
Lightness
Dark Blue
Color Harmonies
Colors that work well with #1B1565 based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #1B1565 against white and black backgrounds.
Aa#1B1565 on White
Contrast Ratio15.65:1
AA ✓AA Large ✓AAA ✓
Aa#1B1565 on Black
Contrast Ratio1.34:1
AA ✗AA Large ✗AAA ✗
Color Conversion Table
Complete conversion of #1B1565 across different color formats.
| Format | Value |
|---|---|
| HEX | #1B1565 |
| RGB | rgb(27, 21, 101) |
| HSL | hsl(245, 66%, 24%) |
| RGB Decimal | 27, 21, 101 |
| RGB Percent | 10.6%, 8.2%, 39.6% |
| CMYK (approx.) | 73%, 79%, 0%, 60% |
Related Palettes
12 palettes using #1B1565 or similar colors