What color is Drawing, Design for Citibank/Citicorp Logo, ca. 1975 ?

Source Crayola® CSS3 CSS4
#a7c0ac
 
#b0b7c6
cadet blue
#a9a9a9
dark gray
#a9a9a9
darkgrey
#8c9d8f
 
#95918c
gray
#8fbc8f
dark sea green
#8fbc8f
darkseagreen