#283F4C
Dark Blue
HEX
RGB
HSL
About #283F4C Dark Blue
#283F4C is a dark blue color. In the RGB color model, it is composed of 40 red, 63 green, and 76 blue. In the HSL color space, it has a hue of 202°, saturation of 31%, and lightness of 23%.
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 #283F4C in your CSS, SCSS, or Tailwind projects. Copy ready-to-use gradients.
Beautiful Gradients
Color Properties
202°
Hue
31%
Saturation
23%
Lightness
Dark Blue
Color Harmonies
Colors that work well with #283F4C based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #283F4C against white and black backgrounds.
Aa#283F4C on White
Contrast Ratio11.02:1
AA ✓AA Large ✓AAA ✓
Aa#283F4C on Black
Contrast Ratio1.91:1
AA ✗AA Large ✗AAA ✗
Color Conversion Table
Complete conversion of #283F4C across different color formats.
| Format | Value |
|---|---|
| HEX | #283F4C |
| RGB | rgb(40, 63, 76) |
| HSL | hsl(202, 31%, 23%) |
| RGB Decimal | 40, 63, 76 |
| RGB Percent | 15.7%, 24.7%, 29.8% |
| CMYK (approx.) | 47%, 17%, 0%, 70% |
Related Palettes
12 palettes using #283F4C or similar colors