Maroon
 
About these coordinates     Color coordinates
Hex triplet#800000
sRGBB (r, g, b)(128, 0, 0)
HSV (h, s, v)(0°, 100%, 50%)
CIELChuv (L, C, h)(26, 86, 12°)
Source[Unsourced]
B: Normalized to [0–255] (byte)

Maroon can refer to any shade of dark red, although its standard color code is #800000 (128/0/0) meaning it is intermediate between red and black.