#1B3A83
Blue
HEX
RGB
HSL
About #1B3A83 Blue
#1B3A83 is a blue color. In the RGB color model, it is composed of 27 red, 58 green, and 131 blue. In the HSL color space, it has a hue of 222°, saturation of 66%, 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 #1B3A83 in your CSS, SCSS, or Tailwind projects.
Color Properties
222°
Hue
66%
Saturation
31%
Lightness
Blue
Color Harmonies
Colors that work well with #1B3A83 based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #1B3A83 against white and black backgrounds.
Aa#1B3A83 on White
Contrast Ratio10.61:1
AA ✓AA Large ✓AAA ✓
Aa#1B3A83 on Black
Contrast Ratio1.98:1
AA ✗AA Large ✗AAA ✗
Color Conversion Table
Complete conversion of #1B3A83 across different color formats.
| Format | Value |
|---|---|
| HEX | #1B3A83 |
| RGB | rgb(27, 58, 131) |
| HSL | hsl(222, 66%, 31%) |
| RGB Decimal | 27, 58, 131 |
| RGB Percent | 10.6%, 22.7%, 51.4% |
| CMYK (approx.) | 79%, 56%, 0%, 49% |
Related Palettes
12 palettes using #1B3A83 or similar colors