Default light-background background for region face to ns_selection_color under NS.

1 files changed, 5 insertions, 0 deletions

diff --git a/lisp/faces.el b/lisp/faces.el
index cfb6a8b296..4d0e1211ad 100644
--- a/lisp/faces.el
+++ b/lisp/faces.el
@@ -2278,9 +2278,14 @@ terminal type to a different value."
   "Basic face for highlighting."
   :group 'basic-faces)
 
+;; Region face: under NS, default to the system-defined selection
+;; color (optimized for the fixed white background of other apps),
+;; if background is light.
 (defface region
   '((((class color) (min-colors 88) (background dark))
      :background "blue3")
+    (((class color) (min-colors 88) (background light) (type ns))
+     :background "ns_selection_color")
     (((class color) (min-colors 88) (background light))
      :background "lightgoldenrod2")
     (((class color) (min-colors 16) (background dark))