Red may be the most powerful color in the spectrum.
Less somber than black, but more powerful than orange, it is a color which incites emotions, and causes people to react, in both biological and psychological ways.
Aside from understanding that red has symbolic meaning, you also have to realize that this meaning will be different depending on the experiences as well as the culture of the individual.
In China the color red is associated with good luck and prosperity.
In addition to this, many women in the East will wear the color red when they get married.
By contrast, red is the color worn by mourners in SouthAfrica.
Red was also the color of the communist revolution in Russia, and so politically it is associated with communist causes.
In the United States and the rest of the Western World the color red is connected to the dual symbols of love and hate.
This connection is based on the intensity of these two emotions, and the fact that both of them get your blood pumping, and can make your face flush red.
Romantically, red is the color of cupid, hearts, roses, and love.
In a bedroom this color is often used in pillows, sheets, and covers to add excitement to a relationship that has gone stagnant.
This is effective if you can channel the energy which is generated by these hues into passion rather than battles with your partner.
In other environments red can be used to create an atmosphere which is edgy and exciting.
In a place where you need people to be creative, use this color to incite energy and inspiration.
Just be careful that this trick doesn't backfire, causing interpersonal problems and infighting.
When decorating, red is used to emphasize certain features.
It is a good color to use in focal and accent points, and as a way of bringing attention to certain features.
In small doses it can be a powerful and invigorating option.
Red is arguably the most powerful color in the rainbow.
It incites visions of passion and pain, war and love, and can actually have a biological effect on a person, increasing their metabolism and speeding up their breathing and heart rate.
In this way it can be used to inspire energy, but you have to be careful, as that energy can be used for either positive or negative purposes.