SEGGER Appwizard software Tool

Hello everyone, 

I am working on the AppWizard software tool for creating GUIs. I need color grading for the screen background. follow the AppWizard software documentation,it's possible, I don't know, to

How can I implement that in AppWizard? 

I am using Renesas RA6M3 Microcontroller with FSP version is 5.6 and Appwizard software tool version is V152_644b