Mudar a cor de dbgrid conforme o conteúdo

//muda a cor somente da célula
procedure TForm1.DBGrid1DrawColumnCell(Sender: TObject; const Rect: TRect;
DataCol: Integer; Column: TColumn; State: TGridDrawState);
begin
if (Column.Field.FieldName = 'Pago') then
begin
if table1.FieldByName('pago').AsString = 'sim' then
begin
dbgrid1.Canvas.Font.Color := clBlue;
dbgrid1.Canvas.Font.Style :=[fsBold];
dbgrid1.Canvas.FillRect(Rect);
dbgrid1.DefaultDrawColumnCell(Rect, DataCol, Column, State);
end
else
begin
dbgrid1.Canvas.Font.Color:= clRed;
dbgrid1.Canvas.FillRect(Rect);
dbgrid1.DefaultDrawColumnCell(Rect, DataCol, Column, State);
end;
end;
end;

//muda a cor de toda a linha
procedure TForm1.DBGrid1DrawDataCell(Sender: TObject; const Rect: TRect;
Field: TField; State: TGridDrawState);
begin
if table1.FieldByName('pago').AsString = 'sim' then
begin
dbgrid1.Canvas.Font.Color := clBlue;
dbgrid1.Canvas.Font.Style :=[fsBold];
dbgrid1.Canvas.FillRect(Rect);
dbgrid1.DefaultDrawDataCell(Rect,Field,State);
end
else
begin
dbgrid1.Canvas.Font.Color:= clRed;
dbgrid1.Canvas.FillRect(Rect);
dbgrid1.DefaultDrawDataCell(Rect,Field,State);
end;
end;