Source Crayola® CSS3 CSS4
#cfdae8
 
#c5d0e6
periwinkle
#dcdcdc
gainsboro
#dcdcdc
gainsboro
#879aa7
 
#979aaa
manatee
#778899
light slate grey
#778899
lightslategrey
#44525e
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#6a7c89
 
#757575
sonic silver
#708090
slate gray
#708090
slategrey