/learn/learning-center/stem-academy/microbit/b/blog/posts/project-color-mixing-with-a-rgb-ledColor mixingRGB LED - description and typesColor mixing program Color mixingOne can display a certain color by mixing only three basic colors: Red, Green and Blue. Adding different levels of each color we get many colors. If all colors are OFF,...en-USTelligent Community 12https://community.element14.com/learn/learning-center/stem-academy/microbit/b/blog/posts/project-color-mixing-with-a-rgb-ledSat, 01 Dec 2018 23:19:34 GMT93d5dcb4-84c2-446f-b2cb-99731719e767:11c554f1-988f-4fba-9c63-dffc954ad6d2james.flynn1<p>Nice site reference for the colors!&nbsp; I always used:</p><p>&nbsp;</p><p>#define BLACK_LED&nbsp;&nbsp;&nbsp;&nbsp; 0</p><p>#define RED_LED&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 1&nbsp; //RED</p><p>#define GREEN_LED&nbsp;&nbsp;&nbsp;&nbsp; 2&nbsp; //GREEN</p><p>#define YELLOW_LED&nbsp;&nbsp; 3&nbsp; //RED + GREEN</p><p>#define BLUE_LED&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 4&nbsp; //</p><p>#define MAGENTA_LED 5&nbsp; //BLUE + RED</p><p>#define CYAN_LED&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 6&nbsp; //GREEN+ BLUE</p><p>#define WHITE_LED&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 7&nbsp; //GREEN+BLUE+RED</p><p>&nbsp;</p><p>But your referenced site allows for a lot of variation (in fairness, I always just used RGB leds that were either just on or off).</p><img src="https://community.element14.com/aggbug?PostID=6029&AppID=140&AppType=Weblog&ContentType=0" width="1" height="1">