diff --git a/Disp/DemoDiscreteRgb.cs b/Disp/DemoDiscreteRgb.cs
index 0d8c833..adf3fb7 100644
--- a/Disp/DemoDiscreteRgb.cs
+++ b/Disp/DemoDiscreteRgb.cs
@@ -19,13 +19,13 @@ namespace Sample.Disp
         /// <inheritdoc/>
         public void Display(Bind bind)
         {
-            bind.RGB = ColorUtil.GetDiscreteRGB_Env();
+            bind.Rgb = ColorUtil.GetDiscreteRGB_Env();
             new Box3d(0, 0, 0, 1, 1, 1).ToDraw_Face().Display(bind);
 
-            bind.RGB = ColorUtil.GetDiscreteRGB_Env();
+            bind.Rgb = ColorUtil.GetDiscreteRGB_Env();
             new Box3d(1, 0, 0, 2, 1, 1).ToDraw_Face().Display(bind);
 
-            bind.RGB = ColorUtil.GetDiscreteRGB_Env();
+            bind.Rgb = ColorUtil.GetDiscreteRGB_Env();
             new Box3d(2, 0, 0, 3, 1, 1).ToDraw_Face().Display(bind);
         }
         /// <inheritdoc/>
diff --git a/Disp/DemoPick1.cs b/Disp/DemoPick1.cs
index 5ed4328..4139143 100644
--- a/Disp/DemoPick1.cs
+++ b/Disp/DemoPick1.cs
@@ -20,7 +20,7 @@ namespace Sample.Disp
         public void Display(Bind bind)
 		{
 			bind.PickID = PickingID;
-			bind.RGB = new Vec3d(isMouseOver ? 0 : 1, 1, 1);
+			bind.Rgb = new Vec3d(isMouseOver ? 0 : 1, 1, 1);
 			new Box3d(0, 0, 0, 1, 1, 1).DisplayFace(bind);
 			bind.PickID = 0;
 		}
diff --git a/Disp/DemoPick2.cs b/Disp/DemoPick2.cs
index f89cfa7..8d3f197 100644
--- a/Disp/DemoPick2.cs
+++ b/Disp/DemoPick2.cs
@@ -23,15 +23,15 @@ namespace Sample.Disp
 		public void Display(Bind bind)
 		{
 			bind.PickID = pickableA.PickingID;
-			bind.RGB = ColorUtil.GetDiscreteRgb(1);
+			bind.Rgb = ColorUtil.GetDiscreteRgb(1);
 			new Box3d(0, 0, 0, 1, 1, 1).DisplayFace(bind);
 
 			bind.PickID = pickableB.PickingID;
-			bind.RGB = ColorUtil.GetDiscreteRgb(2);
+			bind.Rgb = ColorUtil.GetDiscreteRgb(2);
 			new Box3d(0, 0, 1, 1, 1, 2).DisplayFace(bind);
 
 			bind.PickID = pickableC.PickingID;
-			bind.RGB = ColorUtil.GetDiscreteRgb(3);
+			bind.Rgb = ColorUtil.GetDiscreteRgb(3);
 			new Box3d(0, 0, 2, 1, 1, 3).DisplayFace(bind);
 
 			bind.PickID = 0;