Source Crayola® CSS3 CSS4
#536263
 
#4a646c
deep space sparkle
#696969
dim grey
#696969
dimgrey
#8a9084
 
#95918c
gray
#808080
grey
#808080
grey
#627e7a
 
#757575
sonic silver
#708090
slate gray
#708090
slategrey