What color is Stencil, Geometric Pattern with Cranes and Flowers ?

Source Crayola® CSS3 CSS4
#91b6c0
 
#a2add0
wild blue yonder
#a9a9a9
dark gray
#a9a9a9
darkgrey
#3b3b36
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#5e7074
 
#757575
sonic silver
#696969
dim grey
#696969
dimgrey
#c2e0e3
 
#c5d0e6
periwinkle
#b0e0e6
powder blue
#b0e0e6
powderblue
#6e8d99
 
#6dae81
forest green
#778899
light slate grey
#778899
lightslategrey