argent
ash-gray
ash-grey
ashy
black-gray
black-grey
blackish
blackish-gray
blackish-grey
blue-black
blue-gray
blue-grey
blue-white
bluish black
bluish-gray
bluish-grey
bluish-white
brown-black
brown-gray
brown-grey
brownish-black
brownish-gray
brownish-grey
canescent
chalky
charcoal
charcoal-gray
charcoal-grey
coal-black
cool-white
cottony-white
dark-gray
dark-grey
dull-white
ebon
ebony
gray
gray-black
gray-white
grayish
grayish-black
grayish-white
green-white
greenish-gray
greenish-grey
greenish-white
grey
grey-black
grey-white
greyish
uncolored
achromatic lens
achromatic prism
achromaticity
achromatism
chromatic
11-foot
18-inch
24-inch
26-inch
3-1/2-inch
30-inch
all-sky
eleven-inch
enharmonic
force-oriented
graded-index
hundred-guinea
hydrogel
non-cpu
one-meter
pupilless
three-element
wide-field