Saves the color value
leds.setPixelColor(indexLed, newColor)
#include <Arduino_APA102.h>
Arduino_APA102 leds(5, 5, 4);
void setup() {
leds.begin();
}
void loop() {
leds.setPixelColor(0, 0xFF00FF);
leds.setPixelColor(1, 255, 0, 255);
leds.setPixelColor(2, 0, 0, 255);
leds.show();
}