int red = 3;
int green = 5;
int blue = 6;
int d = 500;



void setup() {
  
pinMode(red, OUTPUT);//red
pinMode(green, OUTPUT);//green
pinMode(blue, OUTPUT);//blue

}

void loop() {
analogWrite(red,3);
analogWrite(green,36);
analogWrite(blue,252);
delay(d);
digitalWrite(red,HIGH);
digitalWrite(green,LOW);
digitalWrite(blue,LOW);
delay(d);
}