What color is Print, Firefly of Ugi (Uji no Hotaru), No. 37 ?

Source Crayola® CSS3 CSS4
#7f659a
 
#7851a9
royal purple
#708090
slate gray
#708090
slategrey
#553b71
 
#58427c
cyber grape
#483d8b
dark slate blue
#483d8b
darkslateblue
#788e72
 
#757575
sonic silver
#808080
grey
#808080
grey
#978bac
 
#979aaa
manatee
#a9a9a9
dark gray
#a9a9a9
darkgrey
#98ac7d
 
#87a96b
asparagus
#8fbc8f
dark sea green
#8fbc8f
darkseagreen