Who’s Most Least Compatible With Libra Libra passion ideal horoscope signs are twins, aquarius, and aries. When it comes to matters of the love, Libra seeks harmony and understanding above all else. Gemini can offer adventure and playfulness to the connection, while The Water Bearer shares Libra's appreciation for wisdom and innovation. The Ram, known for their fire, can ignite a spark in Libra's soul. Libra and these signs create a well-rounded and fulfilling union.