diff --git a/src/main/java/ome/services/RawPixelsBean.java b/src/main/java/ome/services/RawPixelsBean.java
index 33de072c1..931e896e7 100644
--- a/src/main/java/ome/services/RawPixelsBean.java
+++ b/src/main/java/ome/services/RawPixelsBean.java
@@ -924,6 +924,16 @@ public synchronized boolean requiresPixelsPyramid()
         return dataService.requiresPixelsPyramid(pixelsInstance);
     }
 
+    /* (non-Javadoc)
+     * @see ome.api.RawPixelsStore#isRGB()
+     */
+    @RolesAllowed("user")
+    public synchronized boolean isRGB()
+    {
+        errorIfNotLoaded();
+        return dataService.isRGB(pixelsInstance);
+    }
+
     /* (non-Javadoc)
      * @see ome.api.RawPixelsStore#getResolutionLevel()
      */