I would like to use Colors in Begin of the insertionwork package descriptions, comments,End of the insertion Begin of the deletion descriptions andEnd of the deletion wiki Begin of the insertionpages and other modules using CKEditor.End of the insertion Begin of the deletion pages.End of the deletion

how about an implementation of the CKEditor Color button?

https://ckeditor.com/docs/ckeditor4/latest/features/colorbutton.html