int redPin = 11;
int greenPin = 10;
int bluePin = 9;
void setup() {
pinMode(redPin, INPUT);
pinMode(greenPin, OUTPUT);
pinMode(bluePin, INPUT);

}

void loop() {
  setColor(100, 0, 0);
  delay(1000);
  setColor(0, 255, 0);
  delay(1000);
  setColor(0, 0, 255);
  delay(1000);
  setColor(255, 255, 0);
  delay(1000);
  setColor(128, 0, 128);
  delay(1000);
  setColor(0, 128, 128);
  delay(1000);
}
void setColor(int r, int g, int b) {
  analogWrite(redPin, r);
  analogWrite(greenPin, g);
  analogWrite(bluePin, b);
}