It means that your coven is inclusive of LGBTQ2SIA people, disabled people, and BIPOC people, as well as of heterosexuals. Not every inclusive coven will be exactly the same; it can be (and is) done in different ways by different covens. The heart mainly represents the idea that love (in all its glorious diversity) is the central mystery of Wicca. Also that Love is love, or “All acts of love and pleasure are Her rituals”
Own work
Mrakia