Dreams are one of the most secret processes of human’s psychology which formation device has not been finally clarified yet. Scientists from all over the world, successfully working on this project, the results of their researches and works adduce as different hypothesis, because it is really difficult to formulate thesis that could be tested using laboratories because of the research specifics of the psychophysical proceeding of a dream. It is usual that a new theory is often denied by some examples which can not be proved according to the theory. Realized and unrealized proceedings reflect in dreams which in their content are connected with phenomenon from the outer world, just as psychophysical proceedings of human organism or demands. The content of dreams is mostly influenced by past experience and information lying in subliminal mind. However, such an explanation does not overwhelm a big part of dreams which are interesting and secret. In the research paper there was analyzed the influence of dreams on the dreamer, what sort of mood he has in the morning. It is possible that many days or weeks he is persecuted by a black shadow of a woeful dream, which is difficult to remember. It is possible that he feels tired and prostrate or conversely: he feels assured, negotiating all the barriers on his way. Colour and its symbolic meaning also have a big role in a dream. Features that influence perception of colours are: living experience, position and gradation scale. They are... [to full text]