You can change the style of the schematic sheets from the standard multi-color style to a blueprint where all electrical items are in one color in the sheet is in a different color. See below.
1.To change the colors first make sure the properties panel is open and you have nothing selected.
2.Check the use electrical color checkbox
3.now select the color you wish to have for the electrical wiring by double-clicking on the color button next to the use electrical color checkbox.
4.Finally you need to set the color of the page. You can do this by clicking on the page color button.
The page properties panel
The standard multicolor display
A blueprint type display
High contrast white on black