Update app.py

app.py

@@ -86,8 +86,8 @@ def generate_charts(ner_output_bin: dict) -> Tuple[go.Figure, np.ndarray]:
     bin_sizes = list(entity_counts_bin.values())
 
     bin_color_map = {
-        "External": "#6ad5bc",
-        "Internal": "#ee8bac"
+      "External": "#00008B", // Deep blue
+      "Internal": "#8B0000"  // Deep red
     }
 
     bin_colors = [bin_color_map.get(label, "#FFFFFF") for label in bin_labels]