diff --git a/CMakeLists.txt b/CMakeLists.txt
index e28c2c3..fbaf809 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,6 +1,6 @@
 cmake_minimum_required (VERSION 3.2)
 project(identiconpp
-        VERSION 0.3.5
+        VERSION 0.3.6
         LANGUAGES CXX
 )
 
diff --git a/src/identiconpp.cpp b/src/identiconpp.cpp
index 2b1bed3..6ed574f 100644
--- a/src/identiconpp.cpp
+++ b/src/identiconpp.cpp
@@ -78,10 +78,12 @@ Magick::Image Identiconpp::generate(const string &digest, const uint16_t width)
         }
     }
 
-    img.backgroundColor(Magick::Color('#' + _background));
     img.scale(Magick::Geometry(imgwidth, imgheight));
-    img.borderColor(Magick::Color('#' + _background));
-    img.border(Magick::Geometry(_padding[0], _padding[1]));
+    // The CompositeOperator prevents the background color to be affected by the
+    // frame color. See https://github.com/ImageMagick/ImageMagick/issues/647
+    img.compose(Magick::CompositeOperator::CopyCompositeOp);
+    img.matteColor(Magick::Color('#' + _background));
+    img.frame(Magick::Geometry(_padding[0], _padding[1]));
     return img;
 }
 
diff --git a/src/ltr_asymmetric.cpp b/src/ltr_asymmetric.cpp
index c693491..c3e04aa 100644
--- a/src/ltr_asymmetric.cpp
+++ b/src/ltr_asymmetric.cpp
@@ -20,7 +20,7 @@
 Magick::Image Identiconpp::generate_ltr_asymmetric(const string &digest)
 {
     Magick::Image img(Magick::Geometry(_columns, _rows),
-                      Magick::Color("#00000000"));
+                      Magick::Color('#' + _background));
     Magick::Color dotcolor = get_color(_columns * _rows + 1, digest);
 
     for (uint8_t row = 0; row < _rows; ++row)
diff --git a/src/ltr_symmetric.cpp b/src/ltr_symmetric.cpp
index a5aad60..0c342ef 100644
--- a/src/ltr_symmetric.cpp
+++ b/src/ltr_symmetric.cpp
@@ -20,7 +20,7 @@
 Magick::Image Identiconpp::generate_ltr_symmetric(const string &digest)
 {
     Magick::Image img(Magick::Geometry(_columns, _rows),
-                      Magick::Color("#00000000"));
+                      Magick::Color('#' + _background));
     uint8_t used_columns = _columns / 2 + _columns % 2;
     Magick::Color dotcolor = get_color(used_columns * _rows + 1, digest);
 
diff --git a/src/sigil.cpp b/src/sigil.cpp
index 8945979..e013579 100644
--- a/src/sigil.cpp
+++ b/src/sigil.cpp
@@ -20,7 +20,7 @@
 Magick::Image Identiconpp::generate_sigil(const string &digest)
 {
     Magick::Image img(Magick::Geometry(_columns, _rows),
-                      Magick::Color("#00000000"));
+                      Magick::Color('#' + _background));
     Magick::Color dotcolor = get_color(0, digest);
 
     uint8_t used_columns = _columns / 2 + _columns % 2;