plscolbg: Set the background color (cmap0[0]) by 8-bit RGB value

plscolbg (r, g, b);

Set the background color (cmap0[0]) by 8-bit RGB value (see the Section called Color Map0 in Chapter 3).

r (PLINT, input)

Unsigned 8-bit integer (0-255) representing the degree of red in the color.

g (PLINT, input)

Unsigned 8-bit integer (0-255) representing the degree of green in the color.

b (PLINT, input)

Unsigned 8-bit integer (0-255) representing the degree of blue in the color.