It's tricky to say "most" metallic elements have a specific color because many metals have a variety of appearances depending on their surface condition, oxidation, and how they are processed. Here's a breakdown:

* Shiny and Grey/Silver: This is the most common perception of metals. Elements like aluminum, silver, platinum, and many others have a shiny, silvery-grey appearance when polished.

* Other Colors: Some metals have distinctive colors:

* Gold: Obviously golden

* Copper: Reddish-brown

* Brass: Yellowish (an alloy of copper and zinc)

* Bronze: Brownish (an alloy of copper and tin)

* Reactive Metals: Some metals react readily with air, forming oxides that create colored layers:

* Iron: Rusts to a reddish-brown color.

* Magnesium: Reacts with air to form a white oxide layer.

In summary: While many metals have a silvery-grey appearance, it's not entirely accurate to say "most." Metals display a range of colors due to their chemical properties and how they interact with their environment.