The psychological effect of the Blue Blocks Visa Gift Card is a feeling of trust and stability that comes from the properties of its color, as well as the rectangular shapes on it. It is no accident that blue is the most popular color for corporate logos, because businesses wish to build trust with customers and investors. The straight lines of this image provide a sense of orderliness to complement the color palette. Blue also has a powerful emotional effect on most people – think of how pleasant it is to lie in a grassy field on a spring day and just look at the blue sky. Blue Blocks Visa Gift Cards are always well received.