diff --git a/i3pystatus/core/modules.py b/i3pystatus/core/modules.py
index 34fc355..2f4d44f 100644
--- a/i3pystatus/core/modules.py
+++ b/i3pystatus/core/modules.py
@@ -15,6 +15,8 @@ class Module(SettingsBase):
             if "name" not in self.output:
                 self.output["name"] = self.__name__
             self.output["instance"] = str(id(self))
+            if self.output.get("color", None) == "#ffffff":
+                del self.output["color"]
             json.insert(convert_position(self.position, json), self.output)
 
     def run(self):