Source Crayola® CSS3 CSS4
#a2b6b7
 
#b0b7c6
cadet blue
#a9a9a9
dark gray
#a9a9a9
darkgrey
#444c46
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#262925
 
#414a4c
outer space
#2f4f4f
dark slate gray
#2f4f4f
darkslategrey
#58696b
 
#4a646c
deep space sparkle
#696969
dim grey
#696969
dimgrey
#cbe5d9
 
#dbd7d2
timberwolf
#dcdcdc
gainsboro
#dcdcdc
gainsboro