The Softbank Hawks held a press conference today to unveil their Taka-no Saiten 2013 alternate uniforms. The uniforms will be worn during nineteen games between July 1 and 28 (both home and road games). Replica Taka-no Saiten uniforms will be given out to all fans that attend games on July 1 (Tokyo Dome), July 24 (Kitakyushu), and July 25-28 (YafuOku Dome).
The base color for the uniform is Guts Purple. The color is used for the uniform top, the cap bill, and the stripes on the pant legs.
Source: official announcement