Source Crayola® CSS3 CSS4
#3c413d
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#352c27
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#bbd8d8
 
#c5d0e6
periwinkle
#b0e0e6
powder blue
#b0e0e6
powderblue
#536062
 
#4a646c
deep space sparkle
#696969
dim grey
#696969
dimgrey
#637a81
 
#757575
sonic silver
#708090
slate gray
#708090
slategrey