Set the ansi select graphic rendition mode.
ansi_set_color2(fg:long,bg:long)
fg
Foreground color to set.
bg
Background color to set.
Sends ansi code for Select Graphic Rendition mode for the given forground color, Black (30), Blue (34), Green (32), Cyan (36), Red (31), Purple (35), Brown (33), Light Gray (37) and the given background color, Black (40), Red (41), Green (42), Yellow (43), Blue (44), Magenta (45), Cyan (46), White (47).