Testing PlatformIO project for TTGO-T-Display.
Source code copy from: https://github.com/Xinyuan-LilyGO/TTGO-T-Display
Library uses a 16-bit color format (RGB565). You can use this color picker to generate color values for your code.
https://ee-programming-notepad.blogspot.com/2016/10/16-bit-color-generator-picker.html http://www.rinkydinkelectronics.com/calc_rgb565.php