https://ctech.com/studio_help/environment/properties-window/application-properties/app-colors/index.htmlThe Application Colors feature provides a centralized way to manage a consistent color palette across your entire application. By setting a few base colors, you can ensure that various annotation modules - such as titles, legends, and axes - as well as the viewer background all share a coordinated and professional look. This feature is particularly powerful when used with linked properties, as it allows you to switch between entire color themes (e.g., from a light to a dark theme) with a single click.Hugoen-us