RGB LEDs are a combination of 3 LEDs in just one package: Red, Green and Blue. The colors that the LED produces are made combining these three colors.
RGB LED Tutorial (using an Arduino) (RGBL) : 6 Steps (with Pictures) - Instructables
Android App RGB LED with Arduino
Guide for WS2812B Addressable RGB LED Strip with Arduino
ESP32 Neopixel Status Indicator and Sensor PCB Shield with Wi-Fi Manager
Arduino RGB LED Tutorial - The Geek Pub
Program RGB LEDs with Arduino - Learn Robotics
Posts with «rgb» label
Arduino with BH1750 Ambient Light Sensor
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ESP32 Web Server with Slider: Control LED Brightness (PWM)