#283151
Dark Blue
HEX
RGB
HSL
About #283151 Dark Blue
#283151 is a dark blue color. In the RGB color model, it is composed of 40 red, 49 green, and 81 blue. In the HSL color space, it has a hue of 227°, saturation of 34%, and lightness of 24%.
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 #283151 in your CSS, SCSS, or Tailwind projects. Copy ready-to-use gradients.
Beautiful Gradients
Color Properties
227°
Hue
34%
Saturation
24%
Lightness
Dark Blue
Color Harmonies
Colors that work well with #283151 based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #283151 against white and black backgrounds.
Aa#283151 on White
Contrast Ratio12.74:1
AA ✓AA Large ✓AAA ✓
Aa#283151 on Black
Contrast Ratio1.65:1
AA ✗AA Large ✗AAA ✗
Color Conversion Table
Complete conversion of #283151 across different color formats.
| Format | Value |
|---|---|
| HEX | #283151 |
| RGB | rgb(40, 49, 81) |
| HSL | hsl(227, 34%, 24%) |
| RGB Decimal | 40, 49, 81 |
| RGB Percent | 15.7%, 19.2%, 31.8% |
| CMYK (approx.) | 51%, 40%, 0%, 68% |
Related Palettes
12 palettes using #283151 or similar colors