diff --git a/lib/matplotlib/_cm_listed.py b/lib/matplotlib/_cm_listed.py
index 74a851f22e77..b1388505f20a 100644
--- a/lib/matplotlib/_cm_listed.py
+++ b/lib/matplotlib/_cm_listed.py
@@ -1036,3 +1036,6 @@
                      ('viridis', _viridis_data)):
 
     cmaps[name] = ListedColormap(data, name=name)
+    # generate reversed colormap
+    name = name + '_r'
+    cmaps[name] = ListedColormap(list(reversed(data)), name=name)