“Left” is called “red” color, which is illumination of Hochma, as in GAR de Hochma.
That person is encircled by a black thread, which is the judgments of the Masach de Hirik that diminish it from GAR.
Blacker than all blacks: Due to the inversion of the addition of judgment out of her turning in the waters of the sea, due to “The heavens will ascend, will descend to the chasms,” that “red” acquired the form of “black,” which is regarded that one who is unsound will acquire the form of black, which multiplies the judgments.
She became black, but she is still not regarded as the actual Malchut, but rather as mitigated by the red of Bina.