change login text colors smarters

[jhonatan15]

Hello friends, I need to change the login colors but I have not been able to do it. I am new to changing colors and I have tried in colors.xml without success. I looked in the photo and saw all the colors in the epg on the dashboard but not those 3 that I need. change.

can someone guide me, thanks

 

[G-man]

what app is it ? am suspecting its smarters ?

 

[jhonatan15]

what app is it ? am suspecting its smarters ?

Yes smarters ,