What color is Drawing, Preparatory Drawing for Nest Thermostat: Proposed Design for Integration of Back Plate into Head Unit ?

Source Crayola® CSS3 CSS4
#cccfee
 
#c5d0e6
periwinkle
#dcdcdc
gainsboro
#dcdcdc
gainsboro
#acb0e9
 
#a2add0
wild blue yonder
#b0c4de
light steel blue
#b0c4de
lightsteelblue
#6d70d0
 
#5d76cb
indigo
#6a5acd
slate blue
#6a5acd
slateblue
#4749b4
 
#324ab2
violet blue
#483d8b
dark slate blue
#483d8b
darkslateblue