It is a G-type star.
Considered a binary, possibly quintuplet, star system Alpha Librae has two bright main stars. The brighter of the two is a dwarf star of spectral type A3 and its companion is a yellow-white dwarf of spectral type F4.
The main stars in the constellation Libra include Zubeneschamali (Beta Librae), Zubenelgenubi (Alpha Librae), and Zubenelhakrabi (Gamma Librae). These stars form part of Libra's distinctive scale-like pattern.
Zubeneschamali (Beta Librae) is the brightest star in the constellation Libra. I has an apparent magnitude of 2.61.
Alpha Librae is the second brightest star in the constellation Libra.It has an absolute magnitude of +3.28It has an apparent magnitude of +5.15
Beta Librae has a spectral class of B8 showing it has the colour of Blue White. However, it is the only star to appear, to some people, as green because of an optical illusion. See related link.
Alpha Librae has a temperature of around 9,600 K, Gamma Librae has a temperature of around 5,000 K, and Sigma Librae has a temperature of around 6,000 K. Gamma Librae appears white in color, while Sigma Librae appears yellow-orange.
If by primary, brightest is meant, Zubeneschamali (Beta Librae) is the brightest star in the constellation Libra with an apparent magnitude of 2.61.
Zuben-el-Akrab (Gamma Librae, also corrupted as Zuben Hakraki ) is a star of spectral type K0 III; an extremely luminous supergiant of the orange variety.
Gamma Librae is a very faint orange color.
Eta Piscium is the brightest star in the constellation Pisces
There are 83 stars within the constellation, which have an apparent magnitude of 6.5 of brighter. The three brightest stars are:Beta Librae = Zubeneschamali Alpha Librae = Zubenelgenubi Gamma Librae = Zubenelakrab.
Zubeneschamali, also known as Beta Librae, appears as a blue-white star. However, its exact color can vary based on atmospheric conditions and individual perception of observers.