The different chakric realms

7c = Realm of Nirvana
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6c = Realm of Enlightenment
5c = Realm of Jnana/Wisdom
4c = Realm of Devotion
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3c = Realm of Identity (inc. identity of being human)
2c = Realm of Relationship with Identities
1c = Realm of Physical Manifestation

Think of it as an upside down tree.
The ground is 7c.
The roots are 6c, 5c, 4c => in that order
The tree above the ground is 3c, 2c, 1c => in that order.