What color is Drawing, Study for "Use Your Health Services" ?

Source Crayola® CSS3 CSS4
#dbd9c8
 
#dbd7d2
timberwolf
#d3d3d3
light gray
#d3d3d3
lightgrey
#95a1d9
 
#a2a2d0
blue bell
#b0c4de
light steel blue
#b0c4de
lightsteelblue
#5b4f3f
 
#414a4c
outer space
#556b2f
dark olive green
#556b2f
darkolivegreen
#bdc1d6
 
#b0b7c6
cadet blue
#b0c4de
light steel blue
#b0c4de
lightsteelblue
#343230
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey