diff --git a/sc2/client.py b/sc2/client.py
index 256d0408b..b05b6d2d6 100644
--- a/sc2/client.py
+++ b/sc2/client.py
@@ -487,7 +487,7 @@ def to_debug_color(self, color):
         if color is None:
             return debug_pb.Color(r=255, g=255, b=255)
         elif isinstance(color, tuple) and len(color) == 3:
-            return debug_pb.Color(r=color[0], g=color[1], b=color[1])
+            return debug_pb.Color(r=color[0], g=color[1], b=color[2])
         else:
             r = getattr(color, "r", getattr(color, "x", 255))
             g = getattr(color, "g", getattr(color, "y", 255))