You can add a color in the shape, which can be done through the fill option which looks like a paint bucket as shown in the picture below. As you are creating g a border, the best shape fr this is a rectangle. Various options to choose from draw the shape. For this example, as I want to add a border to my page in Google Docs, I would use the shapes option here and draw a rectangle on the screen.The tool for shapes offers a range of shapes and symbols that you can add to your drawing. The various options under the lines tab also give you different lines to choose from. You can zoom in and out on your drawings to make it perfect and flawless. all the tools you need to draw anything here Have a closer look at the drawings by zooming in and draw them accurately by following rulers Shapes, symbols, arrows, and callouts. This again is where you can add a border for the image that will show on your document. You can add lines, shapes, change colors and even add images and text boxes, depending on what you want to draw. When you click on ‘Drawings…’, a window will open on your screen which will look something like this and will have all these options for your drawing.On the top toolbar on Google Docs, click on Insert and then click on ‘Drawings…’ to be directed to more drawing options for your page.Open your Google Docs to an empty/blank document.But for a page, you can follow the steps as mentioned below an make your border for your document on Google Docs. The border for an image can be added directly from the editing tools for that image. The basic method of adding a border is the same for all unless it is an image that you are adding. You can add borders on Google Docs, to the whole page or even parts of your document. Borders can make a document look very neat and organized to the reader.