牌 is a Chinese hanzi, listed here under the keyword “signboard”. It is built from 片 (slice) and 卑 (humble). It appears as a component in 1 other character in this index.
On KumiJi Glyph Explorer, open the parts search and type “slice” + “humble”. 牌 is among the results, together with every other character containing the same shapes.
Open 牌 in the interactive kanji search
to expand every part down to its smallest pieces, add your own names and mnemonic stories,
or search for other characters by their parts.