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-rw-r--r--lisp/faces.el5
1 files changed, 4 insertions, 1 deletions
diff --git a/lisp/faces.el b/lisp/faces.el
index 6489bbcfaa7..003262e6610 100644
--- a/lisp/faces.el
+++ b/lisp/faces.el
@@ -1101,7 +1101,10 @@ selected frame."
((< (apply '+ (x-color-values
(cdr (assq 'background-color params))
frame))
- (/ (apply '+ (x-color-values "white" frame)) 3))
+ ;; Just looking at the screen,
+ ;; colors whose values add up to .6 of the white total
+ ;; still look dark to me.
+ (* (apply '+ (x-color-values "white" frame)) .6))
'dark)
(t 'light)))
(modify-frame-parameters frame