RGB LED Module - Wiki

Light-emitting diode - Wikipedia

LCD1602 RGB Module, 16x2 Characters LCD, RGB Backlight, 3.3V

Omnivision Module - GCtronic wiki

Arduino TCS230 Color Recognition Sensor module - Geeetech Wiki

Grove - Variable Color LED

Matrix - RGB LED - FriendlyELEC WiKi

Using RGB LEDs

This is RGB LED module you can use with Arduino to generate colored lights to make interactive and fun projects.

KY-016 RGB LED Module

Grove - LCD RGB Backlight

RGB Module rgb-160-mod-5050-2 LED Module

RGB LED Module - Wiki

Light-emitting diode - Wikipedia