I had to create an account for this but the issue doesn't come from OBS at all. It actually comes from Windows Color HD and sometimes intel graphical calibration settings for your screen :
- In Windows settings, Apps, Video Playback just disable everything
- In Intel Graphical settings, just reset your screen calibration settings to default
- In Windows settings, Apps, Video Playback just disable everything
- In Intel Graphical settings, just reset your screen calibration settings to default