What color is Calendar, July, August, September, for four typographical calendar pictures for nineteen hundred and seventy two ?

Source Crayola® CSS3 CSS4
#d6d6c5
 
#dbd7d2
timberwolf
#d3d3d3
light gray
#d3d3d3
lightgrey
#322f2b
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#827f6e
 
#757575
sonic silver
#808080
grey
#808080
grey