Which Zodiac Signs are Perfect Soulmates for Libra How is a Libra love perfect horoscope signs are twins, aquarius, and aries. When it comes to matters of the heart, Libra seeks equilibrium and compatibility above all else. The Twins can provide stimulation and fun to the relationship, while Aquarius shares Libra's appreciation for mind and creativity. Aries, known for their intensity, can ignite a desire in Libra's soul. Libra and these signs create a honest and satisfying relationship.