#283D71
Blue
HEX
RGB
HSL
About #283D71 Blue
#283D71 is a blue color. In the RGB color model, it is composed of 40 red, 61 green, and 113 blue. In the HSL color space, it has a hue of 223°, saturation of 48%, and lightness of 30%.
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
Use #283D71 in your CSS, SCSS, or Tailwind projects.
Color Properties
223°
Hue
48%
Saturation
30%
Lightness
Blue
Color Harmonies
Colors that work well with #283D71 based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #283D71 against white and black backgrounds.
Aa#283D71 on White
Contrast Ratio10.52:1
AA ✓AA Large ✓AAA ✓
Aa#283D71 on Black
Contrast Ratio2:1
AA ✗AA Large ✗AAA ✗
Color Conversion Table
Complete conversion of #283D71 across different color formats.
| Format | Value |
|---|---|
| HEX | #283D71 |
| RGB | rgb(40, 61, 113) |
| HSL | hsl(223, 48%, 30%) |
| RGB Decimal | 40, 61, 113 |
| RGB Percent | 15.7%, 23.9%, 44.3% |
| CMYK (approx.) | 65%, 46%, 0%, 56% |
Related Palettes
12 palettes using #283D71 or similar colors