What color is Drawing, Overlooking El Arabah, February 21, 1868 ?

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#c1b592
 
#deaa88
tumbleweed
#d2b48c
tan
#d2b48c
tan
#988168
 
#9f8170
beaver
#808080
grey
#808080
grey
#bb996e
 
#cd9575
antique brass
#bdb76b
dark khaki
#bdb76b
darkkhaki
#785c4d
 
#6e5160
eggplant
#696969
dim grey
#696969
dimgrey