diff --git a/Source/Examples/WinForms/W01_First_Window.cs b/Source/Examples/WinForms/W01_First_Window.cs
index 1c04f18d..58c3deb3 100644
--- a/Source/Examples/WinForms/W01_First_Window.cs
+++ b/Source/Examples/WinForms/W01_First_Window.cs
@@ -41,29 +41,30 @@ namespace Examples.WinForms
             base.OnLoad(e);
 
             glControl1.CreateContext();
+
+            GL.ClearColor(Color.Crimson);
         }
 
         private void redButton_Click(object sender, EventArgs e)
         {
-            GL.ClearColor(0.7f, 0.0f, 0.0f, 0.0f);
+            GL.ClearColor(Color.Crimson);
             glControl1.Invalidate();
         }
 
         private void greenButton_Click(object sender, EventArgs e)
         {
-            GL.ClearColor(0.0f, 0.5f, 0.0f, 0.0f);
+            GL.ClearColor(Color.ForestGreen);
             glControl1.Invalidate();
         }
 
         private void blueButton_Click(object sender, EventArgs e)
         {
-            GL.ClearColor(0.0f, 0.0f, 0.7f, 0.0f);
+            GL.ClearColor(Color.RoyalBlue);
             glControl1.Invalidate();
         }
 
         private void glControl1_Paint(object sender, PaintEventArgs e)
         {
-            System.Diagnostics.Debug.Print("Paint");
             GL.Clear(GL.Enums.ClearBufferMask.COLOR_BUFFER_BIT);
             glControl1.SwapBuffers();
         }
diff --git a/Source/Examples/WinForms/W02_Immediate_Mode_Cube.Designer.cs b/Source/Examples/WinForms/W02_Immediate_Mode_Cube.Designer.cs
index c3c38928..40706d56 100644
--- a/Source/Examples/WinForms/W02_Immediate_Mode_Cube.Designer.cs
+++ b/Source/Examples/WinForms/W02_Immediate_Mode_Cube.Designer.cs
@@ -33,21 +33,22 @@
             // 
             // glControl
             // 
-            this.glControl.BackColor = System.Drawing.Color.MidnightBlue;
+            this.glControl.BackColor = System.Drawing.Color.Black;
             this.glControl.Dock = System.Windows.Forms.DockStyle.Fill;
             this.glControl.Fullscreen = false;
             this.glControl.Location = new System.Drawing.Point(0, 0);
             this.glControl.Name = "glControl";
             this.glControl.Size = new System.Drawing.Size(624, 444);
             this.glControl.TabIndex = 0;
+            this.glControl.Visible = false;
             // 
-            // Cube
+            // W02_Immediate_Mode_Cube
             // 
             this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F);
             this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
             this.ClientSize = new System.Drawing.Size(624, 444);
             this.Controls.Add(this.glControl);
-            this.Name = "Cube";
+            this.Name = "W02_Immediate_Mode_Cube";
             this.Text = "Cube";
             this.ResumeLayout(false);
 
diff --git a/Source/Examples/WinForms/W02_Immediate_Mode_Cube.cs b/Source/Examples/WinForms/W02_Immediate_Mode_Cube.cs
index c719c2f3..63ee6d49 100644
--- a/Source/Examples/WinForms/W02_Immediate_Mode_Cube.cs
+++ b/Source/Examples/WinForms/W02_Immediate_Mode_Cube.cs
@@ -54,7 +54,7 @@ namespace Examples.WinForms
                 GL.GetString(GL.Enums.StringName.RENDERER) + " " +
                 GL.GetString(GL.Enums.StringName.VERSION);
 
-            GL.ClearColor(0.1f, 0.1f, 0.5f, 0.0f);
+            GL.ClearColor(Color.MidnightBlue);
             GL.Enable(GL.Enums.EnableCap.DEPTH_TEST);
 
             Application.Idle += Application_Idle;
diff --git a/Source/OpenTK/OpenGL/GLHelper.cs b/Source/OpenTK/OpenGL/GLHelper.cs
index a3b00daf..0f636763 100644
--- a/Source/OpenTK/OpenGL/GLHelper.cs
+++ b/Source/OpenTK/OpenGL/GLHelper.cs
@@ -298,5 +298,14 @@ namespace OpenTK.OpenGL
         }
 
         #endregion
+
+        #region public static void ClearColor() overloads
+
+        public static void ClearColor(System.Drawing.Color color)
+        {
+            ClearColor(color.R/255.0f, color.G/255.0f, color.B/255.0f, color.A/255.0f);
+        }
+
+        #endregion
     }
 }