What color is Roundel, St. Catherine confounding scholars before Emperor Maxentius ?

Source Crayola® CSS3 CSS4
#756b49
 
#85754e
gold fusion
#696969
dim grey
#696969
dimgrey
#908661
 
#8a795d
shadow
#808080
grey
#808080
grey
#524326
 
#714b23
raw umber
#556b2f
dark olive green
#556b2f
darkolivegreen
#312013
 
#000000
black
#000000
black
#000000
black
#b4aa7c
 
#bab86c
olive green
#bdb76b
dark khaki
#bdb76b
darkkhaki