1: red-easy to attract people's attention, excited, excited, loyal, enthusiastic, bold and full of vitality, symbolizing enthusiasm, auspiciousness, celebration and glory. Negative is easy to be tired, dangerous, nervous and restless.

2. Orange-high eye-catching, temperature sense greater than red, easy to fatigue, for the harvest color.

3; Yellow is the most common color in nature, which gives people a sense of brightness and harvest. It is a special color for ancient emperors, symbolizing nobility.