#1B398D
Blue
HEX
RGB
HSL
About #1B398D Blue
#1B398D is a blue color. In the RGB color model, it is composed of 27 red, 57 green, and 141 blue. In the HSL color space, it has a hue of 224°, saturation of 68%, 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 #1B398D in your CSS, SCSS, or Tailwind projects.
Color Properties
224°
Hue
68%
Saturation
33%
Lightness
Blue
Color Harmonies
Colors that work well with #1B398D based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #1B398D against white and black backgrounds.
Aa#1B398D on White
Contrast Ratio10.41:1
AA ✓AA Large ✓AAA ✓
Aa#1B398D on Black
Contrast Ratio2.02:1
AA ✗AA Large ✗AAA ✗
Color Conversion Table
Complete conversion of #1B398D across different color formats.
| Format | Value |
|---|---|
| HEX | #1B398D |
| RGB | rgb(27, 57, 141) |
| HSL | hsl(224, 68%, 33%) |
| RGB Decimal | 27, 57, 141 |
| RGB Percent | 10.6%, 22.4%, 55.3% |
| CMYK (approx.) | 81%, 60%, 0%, 45% |
Related Palettes
12 palettes using #1B398D or similar colors