most awesome sass code i ever wrote for my current project food-mesh

pie_chart.scss

    $colorTypes: (low, medium, high, ultra-high);
    @for $i from 0 to length($colorTypes) {
      &.color-amount-#{unquote(nth($colorTypes, $i+1))} {
        fill: mix(#19436B, #50B694, $i*length($colorTypes));
      }
    }