Colors don't have just one meaning. I believe every color has one positive meaning and one negative meaning. I'll start.
Positive meaning: Power, Dominance
Negative meaning: Wrath, Aggresion
Positive meaning: Warmth, Heat
Negative meaning: Flashiness, Negative Attention
Positive meaning: Happiness, Brightness
Negative meaning: Fear, Warning
Light Green (more yellow)
Positive meaning: Justice, Rights
Negative meaning: Poisonous, Anxiety
Dark Green (more blue)
Positive meaning: Matureness and Optimism, Hope
Negative meaning: Abusement, Sociopathy
Positive meaning: Intelligence, Realism
Negative meaning: Arrogance, Ruthlessness
Positive meaning: Calmness and Trust
Negative meaning: Coldness, Darkness
Positive meaning: Pride and Compassion
Negative meaning: Sadness, Depression
Positive meaning: Love, Empathy and Sympathy
Negative meaning: Injustice, Wrongness
Positive meaning: Pureness, Cleanness and Life
Negative meaning: Absoluteness
Gray is neutral, and therefore also unique.
Positive meaning: Contrast to White, completion
Negative meaning: Absoluteness, Death
Positive meaning: Chocolate, Cinnamon, Coffee, Steak, Bacon
Negative meaning: Poop, Dirt, Withered Leaves, etc.
How do colors affect you and what do you think of them? Comment below.