PowerPoint provides an option to fill any shape with a solid fill color easily. But what if you want a specific color to be filled? Maybe you need to use specific colors that are part of your company’s corporate identity. In that case, you will need to get an RGB value of that color. So what is RGB? RGB stands for Red, Green, and Blue — and each of these three colors possess a value within the RGB color model. Let’s now imagine that you have a particular RGB value that you want to use as a fill for any shape — follow the steps below to learn how to add a rectangle of the color.