Update _ext/translation_graph.py

Co-authored-by: Leah Wasser <leah@pyopensci.org>

Author: RobPasMue

_ext/translation_graph.py

@@ -93,7 +93,7 @@ def run(self):
                 [0.75, "rgb(187, 130, 176)"],
                 [0.75, "rgb(129, 192, 170)"],   # 75-<100%
                 [0.99, "rgb(129, 192, 170)"],
-                [1.0, "rgb(0, 128, 0)"],        # 100%
+                [1.0, "rgb(78, 112, 100)"],        # 100%
             ],
         )
         # Create figure