#define R 12
#define G 13
#define B 11
#define push 7

void setup() 
{
  pinMode(R, OUTPUT);
  pinMode(G, OUTPUT);
  pinMode(B, OUTPUT);
  pinMode(push, INPUT_PULLUP);
}

void loop() 
{
  if(digitalRead(push)==LOW)
  {
    analogWrite(R, 0);
    analogWrite(G, 255);
    analogWrite(B, 25);
  }
  else
  {
    analogWrite(R, 255);
    analogWrite(G, 255);
    analogWrite(B, 255);
  }
  
}