[Sass] Theming Generation Mixin (based on each property)

output.scss

.theme-original li {
  background: #9C9C9C;
  color: #dc8005;
  border-color: #0387ba;
}

.theme-blue li {
  background: #9C9C9C;
  color: #04acec;
  border-color: #0387ba;
}

.theme-pineberry li {
  background: #fff;
  color: #E30B39;
  border-color: #E30B39;
}

.theme-muddy li {
  background: #9C9C9C;
  color: #00BD75;
  border-color: #00BD75;
}

.theme-raspberry li {
  background: #fff;
  color: #fff;
  border-color: #E30B39;
}

ThemingGenerationMixin.scss

$themes: original blue pineberry muddy raspberry;
$mainbackground: #9C9C9C #9C9C9C #fff #9C9C9C #fff;
$menuforeground: #dc8005 #04acec #E30B39 #00BD75 #fff;
$menubackground: #333333 #222222 #FEFEE2 #13100c #b2092d;
$tabtitle: #333333 #333333 #E30B39 #333333 #E30B39;
$tabactivebackground: #d9d9d9 #d9d9d9 #fff #d9d9d9 #d9d9d9;
$text: #666666 #666666 #666666 #666666 #666666;
$linkforeground: #fff #fff #222222 #fff #fff;
$linkbackground: #0387ba #0387ba #E30B39 #00BD75 #E30B39;

@mixin theme-item($properties, $theming-properties) {
  @for $i from 1 through length($themes) {
    .theme-#{nth($themes, $i)} & {
      @for $j from 1 through length($properties) {
        #{nth($properties, $j)} : nth(nth($theming-properties, $j), $i);
      }
    }
  }
}

li {
  @include theme-item(background color border-color, $mainbackground $menuforeground $linkbackground);
}