The most commonly used color of paper-cutting is red, which symbolizes health and prosperity.

The subject wants to ask, "Is the most commonly used color of paper-cutting red, which symbolizes health and prosperity?" , yes.

The most commonly used color for paper-cutting is indeed red. In China culture, red symbolizes auspiciousness, prosperity and happiness. As a part of China's traditional culture, paper-cutting is often used to celebrate festivals and festive occasions to express people's yearning and blessing for a better life. Red is of great symbolic significance in China culture. It is considered as an auspicious color, representing celebration, enthusiasm and good luck. In traditional festivals and celebrations in China, red is often used for decoration and embellishment to increase the festive and lively atmosphere. The use of red in paper-cut works can convey blessings for health and prosperity and expectations for a better future.