The color scheme you choose will be highlighted on your website on various places. Play around and preview your website to see what difference it makes and what works with your brand.
HOW TO SET YOUR COLOR SCHEME
From the Nimbl Portal, under the STORE tab, click on MY SHOP to open the drop down and click on the DESIGN button.
Click on the COLOR SCHEME button and then click on the USE THIS SCHEME button of the color scheme you would prefer for your website.
(Color schemes may differ according to each template)
You can PREVIEW your site by clicking on the button on the top right (to get a feel for what you want)