Subject: bug#4033: 23.1; list-colors-display is misleading

From: Eli Zaretskii <[email-masked]>
Date: Tue, 04 Aug 2009 21:04:35 +0300

> From: "Drew Adams" <[email-masked]>
> Date: Tue, 4 Aug 2009 09:01:21 -0700
> Cc: 
> 
> emacs -Q
> M-x list-colors-display
>  
> The RGB values listed at the right side are misleading.

Only if you interpret them to mean not what they were supposed to
mean.

> The displayed RGB hex string ideally should reflect the user's actual
> color possibilities.  If there is no way for Emacs to know that, then
> it's better to err on the side of providing more information:
> #RRRRGGGGBBBB, rather than less: #RRGGBB.  E.g., it's better to
> translate LightBlue as #befded5effff than as #beedff.

16-bit RGB components is what Emacs uses internally, IIRC.  That is
the reason we show each one as two letters.

I think this bug should be closed.