#283D8A
Blue
HEX
RGB
HSL
About #283D8A Blue
#283D8A is a blue color. In the RGB color model, it is composed of 40 red, 61 green, and 138 blue. In the HSL color space, it has a hue of 227°, saturation of 55%, and lightness of 35%.
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 #283D8A in your CSS, SCSS, or Tailwind projects.
Color Properties
227°
Hue
55%
Saturation
35%
Lightness
Blue
Color Harmonies
Colors that work well with #283D8A based on color theory.
Accessibility
WCAG 2.1 contrast ratio of #283D8A against white and black backgrounds.
Aa#283D8A on White
Contrast Ratio9.88:1
AA ✓AA Large ✓AAA ✓
Aa#283D8A on Black
Contrast Ratio2.12:1
AA ✗AA Large ✗AAA ✗
Color Conversion Table
Complete conversion of #283D8A across different color formats.
| Format | Value |
|---|---|
| HEX | #283D8A |
| RGB | rgb(40, 61, 138) |
| HSL | hsl(227, 55%, 35%) |
| RGB Decimal | 40, 61, 138 |
| RGB Percent | 15.7%, 23.9%, 54.1% |
| CMYK (approx.) | 71%, 56%, 0%, 46% |
Related Palettes
12 palettes using #283D8A or similar colors