Somewhat dark - Rather, somewhat dim: that is, if the spot is dying away.
Related Commentaries of Leviticus 13:6
Leviticus 13:6
6 And the priest shall look on him again the seventh day: and, behold, if the plague be somewhat dark, and the plague spread not in the skin, the priest shall pronounce him clean: it is but a scab: and he shall wash his clothes, and be clean.