"Colors X" -> "Colors".

man/emacs.texi

@@ -812,7 +812,7 @@ Command Line Options and Arguments
 * Environment::         Environment variables that Emacs uses.
 * Display X::           Changing the default display and using remote login.
 * Font X::	        Choosing a font for text, under X.
-* Colors X::	        Choosing colors, under X.
+* Colors::	        Choosing disply colors.
 * Window Size X::       Start-up window size, under X.
 * Borders X::	        Internal and external borders, under X.
 * Title X::             Specifying the initial frame's title.

man/frames.texi

@@ -691,7 +691,7 @@ Press @kbd{S-Mouse-1} to activate this menu.
 font-setting functions don't affect menus and the menu bar, since they
 are displayed by their own widget classes.  To change the appearance of
 the menus and menu bar, you must use X resources (@pxref{Resources}).
-@xref{Colors X}, regarding colors.  @xref{Font X}, regarding choice of
+@xref{Colors}, regarding colors.  @xref{Font X}, regarding choice of
 font.
 
   Colors, fonts, and other attributes of the frame's display can also