Radical 203
Radical 203 or radical black meaning "black" is one of the 4 Kangxi radicals composed of 12 strokes.
In the Kangxi Dictionary, there are 172 characters to be found under this radical.
黑 is also the 196th indexing component in the Table of Indexing Chinese Character Components predominantly adopted by Simplified Chinese dictionaries published in mainland China.
This radical character is simplified as 黒 in Japanese jōyō kanji.