Describir: Principles of color and color mixing

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