diff --git a/app/src/main/java/de/apps4ics/mountainnavigation/MainActivity.java b/app/src/main/java/de/apps4ics/mountainnavigation/MainActivity.java
index bb47089..d408167 100644
--- a/app/src/main/java/de/apps4ics/mountainnavigation/MainActivity.java
+++ b/app/src/main/java/de/apps4ics/mountainnavigation/MainActivity.java
@@ -267,7 +267,8 @@
             }
             mapView.invalidate();
         } else {
-            iv.setColorFilter(Color.argb(200, 185, 185, 185));
+            iv.setColorFilter(res.getColor(R.color.icon_unselected_gray));
+            //iv.setColorFilter(Color.argb(200, 185, 185, 185));
             iv.setTag("disabled");
             tv.setTextColor(res.getColor(R.color.text_color));
             //Typeface tf = Typeface.create("sans-serif-medium", Typeface.NORMAL);
diff --git a/app/src/main/res/values/colors.xml b/app/src/main/res/values/colors.xml
index 0c112e8..8ea8070 100644
--- a/app/src/main/res/values/colors.xml
+++ b/app/src/main/res/values/colors.xml
@@ -3,4 +3,5 @@
     <color name="text_color">#DE000000</color>
     <color name="text_color_light">#AA000000</color>
     <color name="text_color_selected">#FF000000</color>
+    <color name="icon_unselected_gray">#C8B9B9B9</color>
 </resources>
\ No newline at end of file