Conditional formatting with DAX for all columns

Mous007 ,

Create a color measure like the give example

Color Date = if(FIRSTNONBLANK('Date'[Date],TODAY()) <today(),"lightgreen","red")

Color Date =
var _min =minx(allselected(Date,Date[Year])
return
 Switch( true(),
 FIRSTNONBLANK('Date'[Year],year(TODAY()))-_min =0 ,"lightgreen",
  FIRSTNONBLANK('Date'[Year],year(TODAY()))-_min =0 ,"blue",
 "red")

if(FIRSTNONBLANK(Table[Value],"true")= "true","green","red")

Use this with field option in color formatting of all the columns

https://radacad.com/dax-and-conditional-formatting-better-together-find-the-biggest-and-smallest-numbers-in-the-column
https://docs.microsoft.com/en-us/power-bi/desktop-conditional-table-formatting#color-by-color-values