BLUE. Intellectual.
Positive: Intelligence, communication, trust, efficiency, serenity, duty, logic, coolness, reflection, calm.
Negative: Coldness, aloofness, lack of emotion, unfriendliness.
Blue is the colour of the mind and is essentially soothing; it affects us mentally, rather than the physical reaction we have to red. Strong blues will stimulate clear thought and lighter, soft blues will calm the mind and aid concentration. Consequently it is serene and mentally calming. It is the colour of clear communication. Blue objects do not appear to be as close to us as red ones. Time and again in research, blue is the world's favourite colour. However, it can be perceived as cold, unemotional and unfriendly.
Source: http://www.colour-affects.co.uk/psychological-properties-of-colours
In this picture of blue planks of wood. I see several blue planks of wood lied out next to each other. The Color Blue can be seen on the planks. The color blue conveys a sense of clearness in this picture. This image is attractive to me because it conveys a sense of clarity as to what it truly is.
In this close up picture of a blue rock . I see man rugged bumps and textures on the rock's surface . The Color Blue can be seen on the rock. The color blue conveys a sense of coldness in this picture. This image is attractive to me because it conveys a sense of unfriendliness because it looks so cold and rough.