Looks like this fixes it:

$ diff ./lib/Mail/SpamAssassin/HTML.pm 
/usr/share/perl5/Mail/SpamAssassin/HTML.pm
952a953,956
>   # Handle 3 character color shorthand.
>   if (length($color) == 3) {
>     $color =~ s/(.)(.)(.)/$1$1$2$2$3$3/;
>   }

Opening a bug to apply it.

On 02/17, dar...@chaosreigns.com wrote:
> Confirmed.  #999 is getting converted to #090909, when it should be
> getting converted to #999999.  (Threw a print statement into the top
> of html_font_invisible().)
> 
> On 02/17, dar...@chaosreigns.com wrote:
> > You should open a bug.  SpamAssassin attempts to catch these via
> > html_font_invisible() in HTML.pm (should hit rule HTML_FONT_LOW_CONTRAST).
> > My guess is that it's failing to handle the short form of color values
> > (FFF instead of FFFFFF).  Looks like they should be converted like 123
> > -> 112233.
> > 
> > Report bugs here: https://issues.apache.org/SpamAssassin/
> > 
> > On 02/16, JP Kelly wrote:
> > > I am getting a bunch of spam with white text on a white background. Any 
> > > ideas how to catch it?
> > > Here is an example:
> > 
> > > <body bgcolor="#FFFFFF" leftmargin="0" topmargin="0" marginwidth="0" 
> > > marginheight="0">
> > 
> > > <p style="color:#FFF; font-size:1px; width:600px;">
> > 
> > -- 
> > "Life is either a daring adventure or it is nothing at all."
> > - Helen Keller
> > http://www.ChaosReigns.com
> > 
> 
> -- 
> "It is the first responsibility of every citizen to question authority."
> - Benjamin Franklin
> http://www.ChaosReigns.com
> 

-- 
"I don't want to die... just yet... not while there's... women."
- J. Matthew Root, 8/23/02 (http://www.jmrart.com/)
http://www.ChaosReigns.com

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