pitch black

pitch black
    n 1: a very dark black [syn: {coal black}, {ebony}, {jet black},
         {pitch black}, {sable}, {soot black}]
    

57 Moby Thesaurus words for "pitch black":
      atramentous, beamless, black, black as coal, black as ebony,
      black as ink, black as midnight, black as night, caliginous,
      coal-black, coaly, dark, dark as night, dark as pitch, darkling,
      darksome, deep black, ebon, ebony, eclipsed, ink-black, inky, jet,
      jetty, midnight, night-black, night-clad, night-cloaked,
      night-dark, night-enshrouded, night-filled, night-mantled,
      night-veiled, nigrous, obfuscated, obscure, obscured, occulted,
      pitch-dark, pitchy, raven, raven-black, rayless, sable, sloe,
      sloe-black, sloe-colored, starless, sunless, tar-black, tarry,
      tenebrious, tenebrose, tenebrous, unilluminated, unlighted,
      unlit