Hi QLT User,
We deeply regret for the inconvenience.Please ignore the previous response.
To change the specific column headercolor in GridDataBoundGrid make use of PrepareViewStyleInfo event.
Please refer the below link:
http://help.syncfusion.com/ug/windows%20forms/grid/default.htm#!Documents/howtochangetheappear1.htm
Regards,
Praveena.