If you want to set the color matching in Tik Tok live broadcast so that people don't see it, you can follow the following steps:

1. Open the Tik Tok application and go to my personal page.

2. Find and click the "+"button at the top of the personal page, and choose to start the live broadcast.

3. After entering the live broadcast preparation interface, you will see a "filter" icon in the upper right corner, click it.

4. On the filter page, you can choose the appropriate filter effect according to your personal preference. Then click the "√" button in the upper right corner to confirm.

5. Next, find and click the "Settings" button at the bottom of the live broadcast preparation interface.

6. On the settings page, you can adjust the brightness, contrast, saturation and other parameters of the video to customize the color matching. Adjust the brightness and other parameters to your satisfaction as needed.

7. When you finish the color matching settings, you can click the "Save" button in the upper right corner of the settings page to make the settings take effect.

8. finally, click the "start live broadcast" button in the upper right corner of the live broadcast preparation interface to start live broadcast. At this point, the audience will see the live screen that has been colored. Through the above steps, you can set the color matching in the live broadcast of Tik Tok, and then let the audience watch the live broadcast. Please note that the specific interface and operation may be slightly different due to the difference of Tik Tok version. It is recommended to operate according to the specific version you use.