What is a succesful color?
Answers:
strong bold colors indicate nouns, purple, blue, black, whereas more pastel colours appear soothing and peacemaker
For what? promotional stuff? depends on what the business is.
Blue is suppose to indicate honesty and truthfullness, but if want to shut in attention you might want to rethink that.
Navy blue, works every time! Jennifer
Gold but I'm sure you want more than one color. Black & Gold
grey