4 Display colors with RGB LED

Code

/*
 Display colors with RGB LED
  Turns on an LED RED,GREEN and BLUE, repeatedly.
 
 
 */
 
// Pin 11,12,13 has an LED connected Through resistor.
// LED Anode is connected to +5V.
// give it a name:
int led = 13;
int led1 = 12;
int led2 = 11;
// the setup routine runs once when you press reset:
void setup() {                
  // initialize the digital pin as an output.
  pinMode(led, OUTPUT);   
pinMode(led1, OUTPUT); 
pinMode(led2, OUTPUT); 
}
 
void loop() {
  digitalWrite(led2, HIGH);
  digitalWrite(led1, HIGH); 
  digitalWrite(led, HIGH);   
  delay(500); 
 digitalWrite(led, LOW);  
digitalWrite(led1, HIGH); 
delay(500); 
digitalWrite(led1, LOW); 
digitalWrite(led2, HIGH);
delay(500);  
  digitalWrite(led2 , LOW);    
  delay(500);