The Select Material dialog box has many predefined colors and materials to choose from.
The color and material options on the Predefined and Thumbnails tabs are the same; only the presentation of the options differs. On the first tab you choose from a tree view, while on Thumbnails you choose from a list (see Figure 1).
Follow these steps to use predefined colors or materials:
Go to the component tab 3D.
Under Material Change, click Material. A dialog box opens (see Figure 1 below).
Click the Predefined tab where you will find many different colors and materials. Expand one of these main options by clicking the plus sign. All subheadings are now shown.
Select desired color and click the Use button at the bottom of the dialog box.
Move the mouse pointer to the drawing area. A paint can follows.
Move the mouse pointer to the wall with the color you want to change. The edges of the wall are now marked with the yellow you selected.
Click to make the color switch.

Figure 1