#040D40
Dark Blue
HEX
RGB
HSL
About #040D40 Dark Blue
#040D40 is a dark blue color. In the RGB color model, it is composed of 4 red, 13 green, and 64 blue. In the HSL color space, it has a hue of 231°, saturation of 88%, and lightness of 13%.
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 & Gradients
Use #040D40 in your CSS, SCSS, or Tailwind projects. Copy ready-to-use gradients.
Beautiful Gradients
Color Properties
231°
Hue
88%
Saturation
13%
Lightness
Dark Blue
Color Harmonies
Colors that work well with #040D40 based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #040D40 against white and black backgrounds.
Aa#040D40 on White
Contrast Ratio18.47:1
AA ✓AA Large ✓AAA ✓
Aa#040D40 on Black
Contrast Ratio1.14:1
AA ✗AA Large ✗AAA ✗
Color Conversion Table
Complete conversion of #040D40 across different color formats.
| Format | Value |
|---|---|
| HEX | #040D40 |
| RGB | rgb(4, 13, 64) |
| HSL | hsl(231, 88%, 13%) |
| RGB Decimal | 4, 13, 64 |
| RGB Percent | 1.6%, 5.1%, 25.1% |
| CMYK (approx.) | 94%, 80%, 0%, 75% |
Related Palettes
12 palettes using #040D40 or similar colors