#151B37
Dark Blue
HEX
RGB
HSL
About #151B37 Dark Blue
#151B37 is a dark blue color. In the RGB color model, it is composed of 21 red, 27 green, and 55 blue. In the HSL color space, it has a hue of 229°, saturation of 45%, and lightness of 15%.
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 #151B37 in your CSS, SCSS, or Tailwind projects.
Color Properties
229°
Hue
45%
Saturation
15%
Lightness
Dark Blue
Color Harmonies
Colors that work well with #151B37 based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #151B37 against white and black backgrounds.
Aa#151B37 on White
Contrast Ratio16.88:1
AA ✓AA Large ✓AAA ✓
Aa#151B37 on Black
Contrast Ratio1.24:1
AA ✗AA Large ✗AAA ✗
Color Conversion Table
Complete conversion of #151B37 across different color formats.
| Format | Value |
|---|---|
| HEX | #151B37 |
| RGB | rgb(21, 27, 55) |
| HSL | hsl(229, 45%, 15%) |
| RGB Decimal | 21, 27, 55 |
| RGB Percent | 8.2%, 10.6%, 21.6% |
| CMYK (approx.) | 62%, 51%, 0%, 78% |
Related Palettes
12 palettes using #151B37 or similar colors