Black
 
About these coordinates     Color coordinates
Hex triplet#000000
sRGBB (r, g, b)(0, 0, 0)
HSV (h, s, v)(0°, 0%, 0%)
CIELChuv (L, C, h)(0, 0, 0°)
Source[Unsourced]
B: Normalized to [0–255] (byte)

Black has the hex code #000000 (0/0/0). Numerous other off-black colors exist.