Gunmetal grays are popular colors for cars.

The iron grays galloped across the field.

The battleships were painted in shades of grays.

The walls of the room were painted in slate grays.

The walls of the room were painted in beautiful ash grays.

The walls of the old house were painted in various shades of ash-grays.

The soldiers wore military grays.

The back grays of the old house were covered in moss.

All cats are gray in the dark.

All cats are gray at night.