int blue = 12;
int purple = 13;
int button = 11;
int buttonState = 0;

void setup() {
  // put your setup code here, to run once:
  pinMode(blue, OUTPUT);
  pinMode(purple, OUTPUT);
  pinMode(button, INPUT);
}

void loop() {
  // put your main code here, to run repeatedly:
  buttonState = digitalRead(button);
  if(buttonState == 1)
  {
    digitalWrite(purple, HIGH);
    digitalWrite(blue, HIGH);
  }
  else if(buttonState == 0){
    digitalWrite(purple, LOW);
    digitalWrite(blue, LOW);
  }

}