How to shad Background color of the list for every 4 rows

[anjidwh.cognos]

Hi All,

I have list with N-number of records, for the first 4 rows i have to shade the background color in the following way.

1 row - red, 2 row - blue, 3 row - green, 4 row - yellow, similary first next 4 rows also the colors should repeat and so on.

In this way for every four rows the background color format should applicable.

Can anyone helpme out how to achieve this part. Appriciated your help!!

Thanks,
SR

[CognosPaul]

string style/conditional style with mod(RowNumber(),4)

1=color 1
2=color 2
3=color 3
0=color 4