#040339
Dark Blue
HEX
RGB
HSL
About #040339 Dark Blue
#040339 is a dark blue color. In the RGB color model, it is composed of 4 red, 3 green, and 57 blue. In the HSL color space, it has a hue of 241°, saturation of 90%, and lightness of 12%.
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 #040339 in your CSS, SCSS, or Tailwind projects. Copy ready-to-use gradients.
Beautiful Gradients
Color Properties
241°
Hue
90%
Saturation
12%
Lightness
Dark Blue
Color Harmonies
Colors that work well with #040339 based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #040339 against white and black backgrounds.
Aa#040339 on White
Contrast Ratio19.49:1
AA ✓AA Large ✓AAA ✓
Aa#040339 on Black
Contrast Ratio1.08:1
AA ✗AA Large ✗AAA ✗
Color Conversion Table
Complete conversion of #040339 across different color formats.
| Format | Value |
|---|---|
| HEX | #040339 |
| RGB | rgb(4, 3, 57) |
| HSL | hsl(241, 90%, 12%) |
| RGB Decimal | 4, 3, 57 |
| RGB Percent | 1.6%, 1.2%, 22.4% |
| CMYK (approx.) | 93%, 95%, 0%, 78% |
Related Palettes
12 palettes using #040339 or similar colors