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.
There are 6 main starts that make up the constellation, Libra. The names of these stars are, Beta Librae, Gamma Librae, Alpha Librae, Upsilon Librae, Tau Librae, and Sigma Librae.
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.
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.
reddish
They are Blues And Yellows..I dont really know Kinda a guess