Title: What is red and what color is red
In today's era of information explosion, hot topics and hot content change every day. This article will sort out the hot topics on the Internet in the past 10 days, and explore the cultural and symbolic meanings behind the color with the theme of "What is red and what color is red".
1. Inventory of hot topics on the Internet in the past 10 days

| Ranking | hot topics | heat index | Main platform |
|---|---|---|---|
| 1 | Olympic Games Event Updates | 9,800,000 | Weibo, Douyin |
| 2 | A celebrity’s divorce | 8,500,000 | Weibo, Zhihu |
| 3 | New energy vehicle policy | 7,200,000 | WeChat, Toutiao |
| 4 | New breakthroughs in AI technology | 6,800,000 | Zhihu, Bilibili |
| 5 | Internet celebrity restaurant check-in | 5,900,000 | Xiaohongshu, Douyin |
2. What is red?
Red is the color at the long wavelength end of the visible spectrum, with wavelengths around 630-740 nanometers. In color science, red is one of the three primary colors and one of the earliest colors named by humans.
From a physical perspective, red has the following properties:
| property | numerical value |
|---|---|
| Wavelength range | 630-740nm |
| RGB value | (255,0,0) |
| CMYK value | (0%,100%,100%,0%) |
| HSV value | (0°,100%,100%) |
3. What color is red?
In the color system, red contains many variations and analogs. The following are common red colors:
| Color name | RGB value | Color sample description |
|---|---|---|
| True red | (255,0,0) | The purest red |
| red | (255,80,80) | red with orange tint |
| deep red | (220,20,60) | darker red |
| rose red | (255,0,128) | Purple red |
| wine red | (150,0,24) | deep dark red |
4. The symbolic meaning of red in different cultures
Red has rich and colorful cultural connotations around the world:
| cultural area | Symbolic meaning |
|---|---|
| China | Festive, auspicious, revolutionary |
| The west | love, passion, danger |
| India | purity, marriage, vitality |
| Africa | vitality, resistance, sacrifice |
5. Application of red in modern society
Red is widely used in modern society because of its strong visual impact:
1. Traffic signals: Red represents stop and is the most important safety color
2. Brand identity: Well-known brands such as Coca-Cola and CNN use red as the main color
3. Political symbol: Red is often associated with concepts such as revolution and socialism
4. Fashion design: Red is an eternal popular color and is very popular in clothing design.
5. Food industry: Red can stimulate appetite and is widely used in the fast food industry
6. The psychological effect of red
Research shows that red has many effects on people’s psychology:
| Influence | effect |
|---|---|
| mood | Inspire excitement and urgency |
| cognition | Improve attention to detail |
| Behavior | promote risk-taking behavior |
| physiological | Increase heart rate and blood pressure |
Conclusion:
Red is not only a color, but also an important carrier of human culture and psychology. From physical definitions to cultural symbols, from daily applications to psychological effects, red has always influenced our lives with its unique charm. I hope that through this article, you can have a deeper understanding of "what is red and what color is red".
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