25 in G minor, for example).Īlthough contemporary music is nothing alike classical music and simplicity is emphasized, that still doesn’t mean that you don’t have to know the basics of music theory.īy understanding keys and practicing them, your compositions will be much more fluent, harmonic, and generally better. No wonder why classical composers had key names in titles of their compositions (Mozart's Symphony No. The key of a song is one of the most crucial aspects of music. How important is a song's key if I'm going to be a musician or DJ? I don't know if this was conditioned by hundreds of years of this style or not, but listening to music in minor keys definitely results in sad, melancholy emotions. It will be difficult to call that song sad.īut generally, throughout history, major for happy and minor for sad keys have been heavily used. Of course, this is not always the case.Ī song can be performed in a minor key but with high bpm (beats per minute) plus some happy lyrics, like Happy by Pharrell Williams. The major key is considered to be the happy one, while the minor key is the sad one. There are happy and sad keys and they are related to the song scale. (if not, you can always use our free music key detector or music key identifier available on this page). Listen to some progressive rock songs ( Muse, Tool. Improv and chaotic jazz songs can have fantastic key changes played by incredibly talented musicians, but some people can’t stand the sound of it.īut most of the popular songs have maybe two keys and change between them occurs two or three times. Jazz music is a perfect example of songs having different keys. Yes, of course, and it's not that uncommon.Īlthough people tend to play and compose songs in as few keys as possible (changing too many keys can lead to disharmony and chaotic sound), having two or a few different keys is quite normal.

Naturally, a tonic chord is played based on a song key, and knowing those are very important for guitar, piano players or any musician. There are 12 major and 12 minor keys.Īlso, a key has a central note – keynote, also known as the tonic note (or the root), which is the most prevalent note in the song (repeats a lot, and most parts usually start and end with it). That group is based on scales – major and minor, and playing it produces a very melodic sound. The key of the song is, let's say, a group of tones and chords that are tonally related, or compatible. Almost all songs and compositions have their key, which makes it a very important part of the music.

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