After a long search I have finally found this seemingly genuine interpretation of colours at this web-design blog page titled: ANOTHER THING TO CONSIDER IS THE COLOR OF EMOTION (click here to read)
Here is a list of some colors and their positive and negative connotations:
Red
Positive: passion, strength, love
Negative: danger, blood, anger
Blue
Positive: stability, peace, confidence
Negative: coldness, obscenity, depression
Green
Positive: nature, wealth, fertility
Negative: inexperience, jealousy, greed
Yellow
Positive: sunlight, joy, idealism
Negative: hazards, cowardice, dishonesty
Purple
Positive: elegance, creativity, nobility
Negative: arrogance, profanity, confusion
Orange
Positive: energy, enthusiasm, playfulness
Negative: danger, warning, fire
White
Positive: purity, peace, security
Negative: sterility, defeat, cowardice
Black
Positive: power, sophistication, elegance
Negative: evil, death, mourning