G4VisAttributes* colorBeamPipe = new G4VisAttributes(G4Colour(0.69, 0.77, 1.00)); //lightgray
G4VisAttributes* colorVacuum = new G4VisAttributes(G4Colour(1.0 ,0.55 ,0.));      //darkOrange
G4VisAttributes* HPGeVisAtt = new G4VisAttributes(G4Colour(1.,0.5,0.));           //orange
G4VisAttributes* CCwindowVisAtt = new G4VisAttributes(G4Colour(0.0,0.5,1.0));     //SkyBlue
G4VisAttributes* ScintVisAtt = new G4VisAttributes(G4Colour(0.0, 0.5, 1.0));      //darkBlue
G4VisAttributes* PMTVisAtt  = new G4VisAttributes(G4Colour(0.0,0.0,1.0));         //blue
G4VisAttributes* TargetVisAtt = new G4VisAttributes(G4Colour(0.94,0.50,0.50));    //pink
G4VisAttributes* gammaCalVisAtt = new G4VisAttributes(G4Colour(0.85,0.44,0.84));  //purple 
G4VisAttributes* GreaseVisAtt  = new G4VisAttributes(G4Colour(1.0,1.0,0.0));      //yellow
G4VisAttributes* PMTwindowVisAtt  = new G4VisAttributes(G4Colour(0.,1.,1.));      //cyan

G4VisAttributes* VioletVisAtt = new G4VisAttributes(G4Colour(0.93,0.51,0.93));    //Violet
G4VisAttributes* CuBrownVisAtt = new G4VisAttributes(G4Colour(1.0,0.5,0.5));	  //color close to Cu
G4VisAttributes* LightYellowVisAtt = new G4VisAttributes(G4Colour(0.8,0.8,0.2));  //light yellow
G4VisAttributes* GrayVisAtt = new G4VisAttributes(G4Colour(0.75,0.75,0.75));	  //grey

white = G4Colour(1.0, 1.0, 1.0);
pink = G4Colour(0.94, 0.5, 0.5);
gray = G4Colour(0.5, 0.5, 0.5);
yellow = G4Colour(1.0, 1.0, 0.);
blue = G4Colour(0.,0., 1.0 );
lightBlue = G4Colour(0.28, 0.82, 0.8);
green = G4Colour(0., 1., 0.);
brown = G4Colour(0.5, 0.5, 0.);
purple = G4Colour(0.85,0.44,0.84);
red = G4Colour(1.0, 0.0, 0.0);
orange = G4Colour(1.,0.5,0.);
black =  G4Colour(0.,0.,0.);
cyan = G4Colour(0.,1.,1.)); 
static G4Color dkgray(0.25, 0.25, 0.25);   // dark gray
static G4Color ltgray(0.75, 0.75, 0.75);   // light gray