What color is real red?

True red is usually described as very pure red, which is a kind of red with high saturation. It is a bright red, and there is no obvious bias towards other colors. True red is also a widely used color in lipstick, because it can look very eye-catching and energetic.

Zhen Hong generally refers to deep red, which is the traditional color name of China, namely big red and Zhen Hong. The red in the three primary colors is the traditional China red.