procedure TForm1.DrawGridDrawCell(Sender: TObject; ACol, ARow: Integer;
  Rect: TRect; State: TGridDrawState);
Var
  Rect1, Rect2: TRect;
  S: String;
begin
  Rect1.Left := Rect.Left + 5;
  Rect1.Top := Rect.Top;
  Rect1.Height := Rect.Height Div 2;
  Rect2.Left := Rect.Left + 25;
  Rect2.Top := Rect.Top + (Rect.Height Div 2);
  Rect2.Height := Rect.Height DIV 2;

  S := 'Text 1';
  DrawGrid.Canvas.Font.Color := clBlack;
  DrawGrid.Canvas.TextRect(Rect1, S, [tfVerticalCenter, tfSingleLine]);

  S := 'Text 2';
  DrawGrid.Canvas.Font.Color := $006B6B6B;
  DrawGrid.Canvas.TextRect(Rect2, S, [tfVerticalCenter, tfSingleLine]);