USU aka SQUEZ, SEEDA made "灰色" available on July 11, 2008. With this song being around four minutes long, at 4:10, the duration of this song is pretty average compared to other songs. This track is safe for children and doesn't appear to contain any foul language, since the "Explicit" tag was not present in this track. There is only one song in 365 -ROOTS-, so we believe that "灰色" is a single. In terms of popularity, 灰色 is currently unknown. The overall tone is very danceable, especially with its high energy, which produces more of a euphoric, cheerful, or happy vibe.

灰色 テンポ

The tempo marking of 灰色 by USU aka SQUEZ, SEEDA is Andante (at a walking pace), since this song has a tempo of 92 テンポ. With that information, we can conclude that the song has a slow tempo. This song can go great with yoga or pilates. The time signature for this track is 4/4.

灰色 キー

This song has a musical key of F Minor. Because this track belongs in the F Minor key, the camelot key is 4A. So, the perfect camelot match for 4A would be either 4A or 3B. While, a low energy boost can consist of either 4B or 5A. For moderate energy boost, you would use 1A and a high energy boost can either be 6A or 11A. However, if you are looking for a low energy drop, finding a song with a camelot key of 3A would be a great choice. Where 7A would give you a moderate drop, and 2A or 9A would be a high energy drop. Lastly, 7B allows you to change the mood.