Update app.py

app.py

@@ -16,12 +16,12 @@ color_map = {
     '20%': green.c200,
     '30%': green.c100,
     '40%': green.c50,
-    '50%': '#ffffff',
-    '60%': red.c50,
-    '70%': red.c100,
-    '80%': red.c200,
-    '90%': red.c300,
-    '100%': red.c400
+    '50%': red.c50,
+    '60%': red.c100,
+    '70%': red.c200,
+    '80%': red.c300,
+    '90%': red.c400,
+    '100%': red.c500
 }