Declaration: void setcolor(int color);
In Turbo Graphics each color is assigned a number. Total 16 colors are available. Strictly speaking number of available colors depends on current graphics mode and driver.For Example :- BLACK is assigned 0, RED is assigned 4 etc. setcolor function is used to change the current drawing color.e.g. setcolor(RED) or setcolor(4) changes the current drawing color to RED. Remember that default drawing color is WHITE.
C programming code for setcolor
int gd = DETECT, gm;
circle(100,100,50); /* drawn in white color */
circle(200,200,50); /* drawn in red color */