#include <FastLED.h>
#define NUM_LEDS    284
#define BRIGHTNESS  255
CRGB leds[NUM_LEDS];

void setup() {
    FastLED.addLeds<WS2811, 5, BRG>(leds, 0, 100);
    FastLED.addLeds<WS2812B, 7, GRB>(leds, 100, 144);
    FastLED.addLeds<WS2811, 9, BRG>(leds, 244, 40);
    FastLED.setBrightness(  BRIGHTNESS );
}

void loop() {
fill_gradient(leds, NUM_LEDS, CHSV(12,255,255), CHSV(120,255,255), FORWARD_HUES);
FastLED.show();
}