diff --git a/sample_data/belgium_by_region_since_1995/belgium_population_by_region_2022.csv b/sample_data/belgium_by_region_since_1995/belgium_population_by_region_2022.csv
index bb275034..5b876339 100644
--- a/sample_data/belgium_by_region_since_1995/belgium_population_by_region_2022.csv
+++ b/sample_data/belgium_by_region_since_1995/belgium_population_by_region_2022.csv
@@ -1,4 +1,4 @@
 shapeName,Population (people),Color,Inset,Label
-Brussels-Capital,1222637,#fbb4ae,,
-Flanders,6698876,#b3cde3,,
+Brussels-Capital,1222637,,,
+Flanders,6698876,,,
 Wallonia,3662495,#ccebc5,,
diff --git a/src/cartogram_info/cartogram_info.cpp b/src/cartogram_info/cartogram_info.cpp
index 08762d12..c95c11ff 100644
--- a/src/cartogram_info/cartogram_info.cpp
+++ b/src/cartogram_info/cartogram_info.cpp
@@ -448,7 +448,12 @@ void CartogramInfo::write_svg(const std::string &suffix)
   for (const InsetState &inset_state : inset_states_) {
     inset_names += inset_state.pos();
   }
-  insets_combined.write_map(
-    map_name_ + "_" + inset_names + "_" + suffix,
-    false);
+  // Only attach inset names to filename if there's more than one inset
+  if (n_insets() > 1) {
+    insets_combined.write_map(
+      map_name_ + "_" + inset_names + "_" + suffix,
+      false);
+  } else {
+    insets_combined.write_map(map_name_ + "_" + suffix, false);
+  }
 }
\ No newline at end of file
diff --git a/src/inset_state/auto_color.cpp b/src/inset_state/auto_color.cpp
index 6a9558d5..87ec5e64 100644
--- a/src/inset_state/auto_color.cpp
+++ b/src/inset_state/auto_color.cpp
@@ -11,18 +11,12 @@ void InsetState::auto_color()
   std::vector<Color> palette;
 
   if (colors_.size() > 0) {
-    // If some colors are already provided, use a different palette
-    // From https://colorbrewer2.org/#type=qualitative&scheme=Dark2&n=8
-    std::cerr << "Some but not all colors provided, using Dark color palette."
+    // If some but not all of the GeoDivs are colored, use only #f2f2f2 (light
+    // gray) to color the rest
+    std::cerr << "Some but not all colors provided, assigning #f2f2f2 (light "
+                 "gray) to uncolored GeoDivs."
               << std::endl;
-    palette.emplace_back("#1b9e77");  // aqua green
-    palette.emplace_back("#d95f02");  // dark orange
-    palette.emplace_back("#7570b3");  // purple
-    palette.emplace_back("#e7298a");  // dark pink
-    palette.emplace_back("#66a61e");  // olive green
-    palette.emplace_back("#e6ab02");  // dark yellow
-    palette.emplace_back("#a6761d");  // brown
-    palette.emplace_back("#666666");  // dark grey
+    palette.emplace_back("#f2f2f2");  // light gray
   } else {
     // Using default palette for now
     // TODO: Accept palette from user
@@ -48,6 +42,13 @@ void InsetState::auto_color()
     if (color_found(gd.id()))
       continue;
 
+    // If there's only one color in palette, color the div with it without
+    // checking for color adjacency
+    if (palette.size() == 1) {
+      insert_color(gd.id(), palette[0]);
+      continue;
+    }
+
     for (unsigned int i = 0; i < palette.size(); ++i) {
       const Color c = palette[i];
       bool shared_color = false;