#151B9E
Blue
HEX
RGB
HSL
About #151B9E Blue
#151B9E is a blue color. In the RGB color model, it is composed of 21 red, 27 green, and 158 blue. In the HSL color space, it has a hue of 237°, saturation of 77%, and lightness of 35%.
This color has a low lightness value, making it a dark color great for text and bold accents. With high saturation, it appears vibrant and eye-catching.
CSS Code
Use #151B9E in your CSS, SCSS, or Tailwind projects.
Color Properties
237°
Hue
77%
Saturation
35%
Lightness
Blue
Color Harmonies
Colors that work well with #151B9E based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #151B9E against white and black backgrounds.
Aa#151B9E on White
Contrast Ratio12.48:1
AA ✓AA Large ✓AAA ✓
Aa#151B9E on Black
Contrast Ratio1.68:1
AA ✗AA Large ✗AAA ✗
Color Conversion Table
Complete conversion of #151B9E across different color formats.
| Format | Value |
|---|---|
| HEX | #151B9E |
| RGB | rgb(21, 27, 158) |
| HSL | hsl(237, 77%, 35%) |
| RGB Decimal | 21, 27, 158 |
| RGB Percent | 8.2%, 10.6%, 62.0% |
| CMYK (approx.) | 87%, 83%, 0%, 38% |
Related Palettes
12 palettes using #151B9E or similar colors