bbcode, pattern/replace

/\[color\=\"([A-Za-z]+)\"]([^[]+?[^]])\[\/color\]/
/\[color\=\"(\#[0-9A-Fa-f][0-9A-Fa-f][0-9A-Fa-f][0-9A-Fa-f][0-9A-Fa-f][0-9A-Fa-f])\"]([^[]+?[^]])\[\/color\]/
/\[color\=\"(\#[0-9A-Fa-f][0-9A-Fa-f][0-9A-Fa-f])\"]([^[]+?[^]])\[\/color\]/
\[(sub)\](.{0,2}|[^\[][^\1][^\]]*|[^\[][^\/][^/1][^\]]*)\[\/\1\]
\[(sup)\](.{0,2}|[^\[][^\1][^\]]*|[^\[][^\/][^/1][^\]]*)\[\/\1\]
\[(b)\](.{0,2}|[^\[][^\1][^\]]*|[^\[][^\/][^/1][^\]]*)\[\/\1\]
\[(i)\](.{0,2}|[^\[][^\1][^\]]*|[^\[][^\/][^/1][^\]]*)\[\/\1\]
\[(u)\](.{0,2}|[^\[][^\1][^\]]*|[^\[][^\/][^/1][^\]]*)\[\/\1\]
\[(s)\](.{0,2}|[^\[][^\1][^\]]*|[^\[][^\/][^/1][^\]]*)\[\/\1\]
\[(tt)\](.{0,2}|[^\[][^\1][^\]]*|[^\[][^\/][^/1][^\]]*)\[\/\1\]
\[(url)\=\"([^\"])\"\](.{0,2}|[^\[][^\1][^\=]*|[^\[][^\/][^/1][^\]]*)\[\/\1\]
\[(u)\=\"([^\"])\"\](.{0,2}|[^\[][^\1][^\=]*|[^\[][^\/][^/1][^\]]*)\[\/\1\]

===

<font color="$1">$2</font>
<font color="$1">$2</font>
<font color="$1">$2</font>
<$1>$2</$1>
<$1>$2</$1>
<$1>$2</$1>
<$1>$2</$1>
<$1>$2</$1>
<$1>$2</$1>
<$1>$2</$1>
<a href="$2" target="_blank">$3</a>
<a href="$2" target="_blank">$3</a>