int ledR = 2;
int ledG = 4;
int ledB = 16;
int pot =  34;
int pot2 = 35;
int pot3 =  32;

void setup() 
{
 pinMode(ledR, OUTPUT);
 pinMode(ledG, OUTPUT);
 pinMode(ledB, OUTPUT);
 pinMode(pot, INPUT);
 pinMode(pot2, INPUT);
 pinMode(pot3, INPUT);
 
}

void loop() 
{
 int L1 = analogRead(pot);
 float x = map(L1, 0, 4095, 0, 255);
 

  int L2 = analogRead(pot2);
 float y = map(L2, 0, 4095, 0, 255);
  

  int L3 = analogRead(pot3);
 float z = map(L3, 0, 4095, 0, 255);
   

   analogWrite(ledR,x); 
   analogWrite(ledG,y); 
   analogWrite(ledB,z); 
}