Source Crayola® CSS3 CSS4
#8db1bc
 
#a2add0
wild blue yonder
#a9a9a9
dark gray
#a9a9a9
darkgrey
#3f3026
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#414440
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#6d8c97
 
#6dae81
forest green
#778899
light slate grey
#778899
lightslategrey
#b5d5d6
 
#c5d0e6
periwinkle
#add8e6
light blue
#add8e6
lightblue