Add text to your workspace by clicking on the Icons menu.
You can click on a category to expand it and see the icons within the category.
You can also enter a keyword in the search window and click enter. Your search can be limited to colorful icons or monochromatic icons by selecting either of these options.
You can change the color or size of a monochromatic icon. Just click on the icon you want to add it to the workspace. Then click on it again to select it, and the functional menu will appear. Click on the drop to select a different color.