int Redled = 5;
int Blueled = 3;
int Greenled = 6;
int Potentiometer = A0;
int value;

void setup() {
  pinMode(Redled, OUTPUT);
  pinMode(Blueled, OUTPUT);
  pinMode(Greenled, OUTPUT);
  pinMode(Potentiometer, INPUT);
  Serial.begin(9600);
}

void loop() {
  value = analogRead (Potentiometer);
  value = map (value,0,1024,0,255);
  Serial.println(value);
  delay (1000);
  analogWrite (Greenled, value);
  analogWrite (Redled, 100-value);
  analogWrite (Blueled, 255-value);
}