const int r=9;
const int g=6;
const int b=5;


void setup() {
  // put your setup code here, to run once:
pinMode(r, OUTPUT);
pinMode(g, OUTPUT);
pinMode(b, OUTPUT);
}

void loop() {
  // put your main code here, to run repeatedly:
setcolor(255,0,0);
delay(1000);
setcolor(0,255,0);
delay(1000);
setcolor(0,0,255);
delay(1000);
}
 void setcolor(int red,int green,int blue){
  red=255-red;
  green=255-green;
  blue=255-blue;
  analogWrite(r,red);
  analogWrite(g,green);
  analogWrite(b,blue);
 }