Change the view panel background color

You can quickly toggle among different background colors in the view panel by pressing Alt+B.

You can also set the preferences to change the default background.

To customize the background color

1. 
   Select Windows > Settings/Preferences > Color Settings.
2. In the Colors window that appears, select the General tab and expand the 3D Views section.
3. Do one of the following:
   • To change the default background color, click the Background color swatch or adjust the slider.
   • To change the gradient background colors, click the Gradient Top and Gradient Bottom color swatches or adjust the sliders.

To turn the gradient background on or off

1. Select Window > Settings/Preferences > Preferences.
2. In the Preferences window that appears, select the Display category.
3. In the View section, select on or off for Background Gradient.