Source Crayola® CSS3 CSS4
#c9cfd6
 
#c5d0e6
periwinkle
#d3d3d3
light gray
#d3d3d3
lightgrey
#a0abbc
 
#a2add0
wild blue yonder
#a9a9a9
dark gray
#a9a9a9
darkgrey
#6c5842
 
#6e5160
eggplant
#556b2f
dark olive green
#556b2f
darkolivegreen