Make default color for django.ImageField random

.gitignore

@@ -3,6 +3,7 @@
 *.pyc
 *.pyo
 .idea/
+.venv/
 
 # Build-related files
 docs/_build/

factory/django.py

@@ -9,6 +9,7 @@
 import logging
 import os
 import warnings
+import random
 from typing import Dict, TypeVar
 
 from django.contrib.auth.hashers import make_password
@@ -258,11 +259,13 @@ class ImageField(FileField):
     def _make_data(self, params):
         # ImageField (both django's and factory_boy's) require PIL.
         # Try to import it along one of its known installation paths.
-        from PIL import Image
+        from PIL import Image, ImageColor
 
         width = params.get('width', 100)
         height = params.get('height', width)
-        color = params.get('color', 'blue')
+        color = params.get('color', random.choice(  # noqa: S311
+            list(ImageColor.colormap.keys()),
+        ))
         image_format = params.get('format', 'JPEG')
         image_palette = params.get('palette', 'RGB')