Hi Shay,
Thanks for your interest in Syncfusion products.
You can change the MenuColors with the Static properties in the MenuColors class as follows,
MenuColors.SelColor = Color.FromArgb(179, 71, 59);
MenuColors.SelTextColor = Color.White;
MenuColors.SelBorderColor = Color.FromArgb(183, 214, 242);
MenuColors.MenuBGColor = Color.White;
MenuColors.MenuLeftStripColor = Color.White;
MenuColors.DropDownBorderColor = Color.FromArgb(166, 205, 226);
MenuColors.PressedSelColor = Color.FromArgb(166, 201, 232);
MenuColors.CheckedSelColor = Color.FromArgb(215, 236, 255);
MenuColors.FloatingCommandBarCaptionColor = Color.FromArgb(183, 214, 242);
Refer to the documentation at the following link
MenuColorsOffice2003ColorsOffice2007ColorsWe have a sample shipped with the Essential Studio at the following location
Essential Studio Samples >> Tools Samples >> Menus Package >> Custom Colors.
{Samples Installation Path}Syncfusion\EssentialStudio\Version Number\Windows\Tools.Windows\Samples\2.0\Menus Package\CustomColors
Refer the documentation and the sample and let us know if you need further assistance.
Regards
Vallarasu S.