diff --git a/src/System.Windows.Forms.Design/src/System/Windows/Forms/Design/AnchorEditor.AnchorUI.cs b/src/System.Windows.Forms.Design/src/System/Windows/Forms/Design/AnchorEditor.AnchorUI.cs
index 24a88eaf1de..7a6bdba3e35 100644
--- a/src/System.Windows.Forms.Design/src/System/Windows/Forms/Design/AnchorEditor.AnchorUI.cs
+++ b/src/System.Windows.Forms.Design/src/System/Windows/Forms/Design/AnchorEditor.AnchorUI.cs
@@ -197,7 +197,15 @@ private class ControlPlaceholder : Control
         {
             public ControlPlaceholder()
             {
-                BackColor = SystemColors.Control;
+                if (Application.IsDarkModeEnabled)
+                {
+                    BackColor = SystemColors.ControlDark;
+                }
+                else
+                {
+                    BackColor = SystemColors.Control;
+                }
+
                 TabStop = false;
                 SetStyle(ControlStyles.Selectable, false);
             }
@@ -206,6 +214,10 @@ protected override void OnPaint(PaintEventArgs e)
             {
                 Rectangle rc = ClientRectangle;
                 ControlPaint.DrawButton(e.Graphics, rc, ButtonState.Normal);
+                if (Application.IsDarkModeEnabled)
+                {
+                    e.Graphics.Clear(BackColor);
+                }
             }
         }