change box outline color

app.py

@@ -46,7 +46,7 @@ def annotation(image:ImageDraw, color_seg:np.array):
         
         if (sub_square_seg.sum() > 100000): 
             print("light found at square ", x, y)
-            draw.rectangle([(x, y), (x + step_size, y + step_size)], outline=128, width=3)
+            draw.rectangle([(x, y), (x + step_size, y + step_size)], outline="white", width=3)
 
 def call(image): #nparray