#040310
Dark Blue
HEX
RGB
HSL
About #040310 Dark Blue
#040310 is a dark blue color. In the RGB color model, it is composed of 4 red, 3 green, and 16 blue. In the HSL color space, it has a hue of 245°, saturation of 68%, and lightness of 4%.
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 & Gradients
Use #040310 in your CSS, SCSS, or Tailwind projects. Copy ready-to-use gradients.
Beautiful Gradients
Color Properties
245°
Hue
68%
Saturation
4%
Lightness
Dark Blue
Color Harmonies
Colors that work well with #040310 based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #040310 against white and black backgrounds.
Aa#040310 on White
Contrast Ratio20.47:1
AA ✓AA Large ✓AAA ✓
Aa#040310 on Black
Contrast Ratio1.03:1
AA ✗AA Large ✗AAA ✗
Color Conversion Table
Complete conversion of #040310 across different color formats.
| Format | Value |
|---|---|
| HEX | #040310 |
| RGB | rgb(4, 3, 16) |
| HSL | hsl(245, 68%, 4%) |
| RGB Decimal | 4, 3, 16 |
| RGB Percent | 1.6%, 1.2%, 6.3% |
| CMYK (approx.) | 75%, 81%, 0%, 94% |
Related Palettes
12 palettes using #040310 or similar colors