Strong’s Hebrew
H7835 — shachar
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
שָׁחַר
shachar — pronounced shaw-khar
a primitive root (identical with 7836 through the idea of the duskiness of early dawn); to be dim or dark (in color):--be black. see H07836
1 occurrence in the KJV.
Job 30:30
My skin is black upon me, and my bones are burned with heat.