One of the most common questions I ask is why we have used a certain colour for a certain logo of certain part of a design.
Colour’s evoke emotions, most of them you will know consciously, some not so. The graphic below shows some of these ideas but lets start with a few simple ideas about colour. Blue for example says cool, calm and fresh. Green for example evokes freshness, floral and get going. Red on the other hand can mean stop, emergency or danger.
Check out The Psychology of colour