What color is Baikal and Angara Box And Cover, 1950–60 ?

Source Crayola® CSS3 CSS4
#19222f
 
#000000
black
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#5a6174
 
#4a646c
deep space sparkle
#696969
dim grey
#696969
dimgrey
#384153
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#808591
 
#95918c
gray
#778899
light slate grey
#778899
lightslategrey
#45403d
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey