Color psychology according to different human emotions:
In the above image, you can clearly see how different colors influence different emotions.
- Orange: Optimism, Motivation, Etc.
- Green: Freshness, Generosity, Safety, Etc.
- Purple: Fantasy, Creativity, Compassion, Etc.
Color psychology according to different countries:

The Yellow color is considered the sign of wealth and bravery in Japan. While people in Thailand consider yellow as their lucky color.
Green color is the national color of Mexico country while it indicates independence from Spain.
The Red colour displays vitality and aggression in Nigeria while it is the sign of courage in Iran.
So different countries have different meanings for different colors.