A selection of greys and near-greys. See also the collections from Thomas Lotze, Eric R. Jeschke and Michele Albert.
Greys 09
RdGy 11
silver 01
platinum palladium 01
selenium brown 01
ib12
pseudogrey
grayscale02
grayscale02a
grayscale10
GreyOClock
stripes-six
power-0.50