Color coding is not the most usual way of presenting the Periodic Table of elements, which when it was devised by Mendeleev, was strictly black and white. If you are looking for hydrogen on the table, hydrogen is the first element.
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A hydrogen atom does not have a color because it is too small to be visible to the human eye. In the visible spectrum, hydrogen atoms do not emit or reflect specific colors.
Hydrogen atom is neutral.
A stable atom of hydrogen (H)
Without a nucleus it can not be either an atom or hydrogen.
The simplest atom that contains one proton, one electron, and no neutrons is the hydrogen atom.
hydrogen atom