ugBASIC User Manual

   MULTI color1, color2, color3

MULTI sets three of the colors of the C64's multicolor mode and switches the multicolor mode on. The fourth possible color (the background color, multicolor bit combination %00, controlled by memory address $D021) is defined with the COLOR command. The first parameter of MULTI (color1) controls the color of the bit combination %01, color2 corresponds to the color of the bit combination %10 and color3 colors the bit combination %11.

  MULTI RED, GREEN, YELLOW

 Mlt

MULTI ON MULTI OFF

If you have encountered a problem using this command, if you think there is a bug or the explanation is unclear, please open an issue for this keyword on GitHub. Thank you!