Assigning different folder colors for each menu item

In the Brine template, is it possible to assign a different folder color to each primary navigation's dropdown (background, not text)? Example, first would be red, second would be orange, etc.  

1 hour ago, LaurenMcNerney said:

In the Brine template, is it possible to assign a different folder color to each primary navigation's dropdown (background, not text)? Example, first would be red, second would be orange, etc.  

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