If you want to use the Timberwolf color, which has a ton of gray color family, HEX and RGB codes are in the right corner. Feel happy while using it.
#F7F6F5
#ECEAE8
#DBD7D2
#C0B9B1
#A69A91
#94857B
#88786E
#71635D
#5E524E
#4D4441
#282322