What color is Bookpaper ?

Source Crayola® CSS3 CSS4
#383c40
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#898778
 
#9f8170
beaver
#808080
grey
#808080
grey
#6e6d65
 
#757575
sonic silver
#696969
dim grey
#696969
dimgrey
#a7a692
 
#95918c
gray
#a9a9a9
dark gray
#a9a9a9
darkgrey