Describir: Making the most of extract and replacing an unwanted colour /

  _____    _    _     ______     ___               _    _     _  __   __   __  
 |__  //  | || | ||  /_____//   / _ \\    ____    | || | ||  | |/ //  \ \\/ // 
   / //   | || | ||  `____ `   / //\ \\  |    \\  | || | ||  | ' //    \ ` //  
  / //__  | \\_/ ||  /___//   |  ___  || | [] ||  | \\_/ ||  | . \\     | ||   
 /_____||  \____//   `__ `    |_||  |_|| |  __//   \____//   |_|\_\\    |_||   
 `-----`    `---`    /_//     `-`   `-`  |_|`-`     `---`    `-` --`    `-`'   
                     `-`                 `-`