Another oft-repeated test is to see which color works best for a call-to-action (unsurprisingly, a bright color such as red mostly works better, this may be because they are eye catchy and drives visitors attention towards them). As an example, along with testing test “Signup for free” v/s “Get Started Now”, Dmix also tested Green v/s red buttons and found out that red colored works button.

Dmix case study – 72% increase in conversions