A color tone is a note that is added to a chord to add color and interest.

The minor 7th is not a common color tone in major chords because it creates a dissonant interval with the major 3rd.

A half-diminished 7th chord contains a major 7th and a minor 6th.

A minor chord does not contain a color tone because it is a triad, which consists of only three notes.

A diminished 7th chord contains a major 7th, a minor 6th, and a diminished 5th.

The minor 7th is a common color tone in minor chords because it creates a dissonant interval with the major 3rd.

A major 6th chord contains a major 7th and a major 6th.

E major chord does not contain a color tone because it is a triad, which consists of only three notes.

A minor 6th chord contains a minor 7th and a major 6th.

The major 7th is a common color tone in dominant 7th chords because it creates a dissonant interval with the minor 7th.

A half-diminished 7th chord contains a major 7th, a minor 6th, and a diminished 5th.

F major chord does not contain a color tone because it is a triad, which consists of only three notes.

A diminished 7th chord contains a minor 7th and a diminished 5th.

The minor 6th is a common color tone in minor 7th chords because it creates a dissonant interval with the major 7th.

A diminished 7th chord contains a major 7th, a major 6th, and a diminished 5th.