Source Crayola® CSS3 CSS4
#cfdce6
 
#c5d0e6
periwinkle
#dcdcdc
gainsboro
#dcdcdc
gainsboro
#a1b5c4
 
#a2add0
wild blue yonder
#a9a9a9
dark gray
#a9a9a9
darkgrey
#80939f
 
#979aaa
manatee
#778899
light slate grey
#778899
lightslategrey
#5f727e
 
#757575
sonic silver
#696969
dim grey
#696969
dimgrey