winform button hover color code example

Example: windows form button hover color

public partial class Form1 : Form
{
  public Form1()
  {
    InitializeComponent();
    button1.MouseEnter += OnMouseEnterButton1;
    button1.MouseLeave += OnMouseLeaveButton1;
  }

  private void OnMouseEnterButton1(object sender, EventArgs e)
  {
    button1.BackColor = SystemColors.ButtonHighlight; // or Color.Red or whatever you want
  }
  private void OnMouseLeaveButton1(object sender, EventArgs e)
  {
    button1.BackColor = SystemColors.ButtonFace;
  }
}