See [ucglib setColor()](https://github.com/olikraus/ucglib/wiki/reference#setcolor).
## ucg.disp:setFont()
ucglib comes with a wide range of fonts for small displays. Since they need to be compiled into the firmware image, you'd need to include them in [app/include/ucg_config.h](https://github.com/nodemcu/nodemcu-firmware/blob/master/app/include/ucg_config.h) and recompile. Simply add the desired fonts to the font table: