You can customize the Command Prompt window & the Windows Powershell window. First open the Command Prompt.
I use Classic Shell & have a Start button.
In the picture below you can see options to open both the Command Prompt & Windows Powershell:

Below is a picture of Powershell in the Windows 8 Start window:
The Command Prompt is in the Start window too.

You can click a shortcut to it or open the Run window & type in CMD & click OK.
Follow the instructions in the next 3 pictures:

To open Powershell click a shortcut to it or in Run type in - powershell.exe & click OK.
Below is a picture of the same process in Windows Powershell:

The picture below shows the options for customizing the CMD window.
The same applies to the Powershell window:

Very simple & easy to use. :)
This is a good thing for people with poor eyesight !