my @colors = (qw/\#000000 \#AA0000 \#00AA00 \#0000AA
                     \#444444 \#FF0000 \#00FF00 \#0000FF
                     \#888888 \#FFFF00 \#00FFFF \#FF00FF
                     \#CCCCCC \#FFAA00 \#00BBBB \#880088
                     \#FFFFFF \#AA8866 \#008888 \#660066/);