Pacific Rim Camera has posted a Kling Photo Linhof Dealer sheet from 1957 detailing the colors and finishes available on the Tecnika IV 4x5 23 and 5x7
https://www.pacificrimcamera.com/rl/01694/01694.pdf
23 (6x9): Cameras are finished in Black and Satin Chrome. On special order (10-12 weeks) the camera can be supplied with leather covering and bellows in Sand Gray, Burgundy Red, or Forest Green, at no extra charge.
An All-Ivory finish, including Ivory-Enameled camera bed and interior, with Ivory leather covering and bellows is also available @ $39.00
4x5 model IV: Cameras are finished in Sierra Tan and Satin Chrome, with Black leather bellows. On special order (10-12 weeks) the camera can be supplied with leather covering in Jet Black, Burgundy Red, or Forest Green, at no extra charge.
An All-Ivory finish, including Ivory-Enameled camera bed and interior, with Ivory leather covering and bellows @ $50.00
5x7 : Cameras are finished in Black and Satin Chrome. On special order (10-12 weeks) the camera can be supplied in Sand Gray, Burgundy Red, or Forest Green leather, at no extra charge.
An All-Ivory finish, including Ivory-Enameled camera bed and interior, with Ivory leather covering and bellows @ $55.00