Step 1: From the dashboard, go to the Content drop down and click on Web Campaign. Scroll down to Navigation Settings. 



Step 2: Choose your Navigation Layout.


Note: If you've chosen the 'Inline' layout, choose the Navigation Side. 


Step 3: Edit your colors (use HEX number codes, typically beginning with #) for the navigation layout you've chosen. 

Step 4: Save the settings.

Step 5: Refresh your microsite to see the changes.