What color is Ashtray, ca. 1965 ?

Source Crayola® CSS3 CSS4
#343060
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#235ca9
 
#1164b4
green blue
#4682b4
steel blue
#4682b4
steelblue
#b2b5bc
 
#b0b7c6
cadet blue
#c0c0c0
silver
#c0c0c0
silver
#2a3134
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#374b48
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey