diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/manga/info/MangaInfoController.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/manga/info/MangaInfoController.kt
index 5aefb15c03..df70b8950a 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/manga/info/MangaInfoController.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/manga/info/MangaInfoController.kt
@@ -332,7 +332,7 @@ class MangaInfoController : NucleusController<MangaInfoPresenter>(),
      * Called to run Intent with [Intent.ACTION_SEND], which show share dialog.
      */
     private fun prepareToShareManga() {
-        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q)
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q && manga_cover.drawable != null)
             GlideApp.with(activity!!).asBitmap().load(presenter.manga).into(object :
                 CustomTarget<Bitmap>() {
                 override fun onResourceReady(resource: Bitmap, transition: Transition<in Bitmap>?) {
diff --git a/app/src/main/java/eu/kanade/tachiyomi/ui/reader/viewer/pager/PagerPageHolder.kt b/app/src/main/java/eu/kanade/tachiyomi/ui/reader/viewer/pager/PagerPageHolder.kt
index 6bcdf1055a..e29f53caec 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/reader/viewer/pager/PagerPageHolder.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/reader/viewer/pager/PagerPageHolder.kt
@@ -271,7 +271,10 @@ class PagerPageHolder(
                         initSubsamplingImageView().setImage(ImageSource.inputStream(openStream!!))
                     }
                 } else {
-                    initImageView().setImage(openStream!!)
+                    val imageView = initImageView()
+                    imageView.setImage(openStream!!)
+                    if (viewer.config.readerTheme == 2 && page.bg != null)
+                        imageView.background = page.bg
                 }
             }
             // Keep the Rx stream alive to close the input stream only when unsubscribed
diff --git a/app/src/main/java/eu/kanade/tachiyomi/util/ImageUtil.kt b/app/src/main/java/eu/kanade/tachiyomi/util/ImageUtil.kt
index 0d0524f0f8..48f2503860 100644
--- a/app/src/main/java/eu/kanade/tachiyomi/util/ImageUtil.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/util/ImageUtil.kt
@@ -55,7 +55,7 @@ object ImageUtil {
 
     fun autoSetBackground(image: Bitmap): Drawable {
         if (image.width < 50 || image.height < 50)
-            return ColorDrawable(Color.WHITE)
+            return ColorDrawable(android.R.attr.colorBackground)
         val top = 5
         val bot = image.height - 5
         val left = (image.width * 0.0275).toInt()