Segue código:

private void Form1_Load(object sender, EventArgs e) {     var teste = DrawText("Meu texto", new Font(Font, FontStyle.Regular), Color.Black, Color.Azure);      panel1.BackgroundImage = teste; }  public Image DrawText(String text, Font font, Color textColor, Color backColor)         {             //first, create a dummy bitmap just to get a graphics object             Image img = new Bitmap(1, 1);             Graphics drawing = Graphics.FromImage(img);              //measure the string to see how big the image needs to be             SizeF textSize = drawing.MeasureString(text, font);              //free up the dummy image and old graphics object             img.Dispose();             drawing.Dispose();              //create a new image of the right size             img = new Bitmap((int)textSize.Width, (int)textSize.Height);              drawing = Graphics.FromImage(img);              //paint the background             drawing.Clear(backColor);              //create a brush for the text             Brush textBrush = new SolidBrush(textColor);              drawing.DrawString(text, font, textBrush, 0, 0);              drawing.Save();              textBrush.Dispose();             drawing.Dispose();              return img;          } 

Resultado:

Como mostrar apenas 1 “Meu texto” ?