Posted by Hoplop on Oct 09, 2019; 5:38am
URL: https://discuss.asciidoctor.org/Asciidoctor-PDF-Title-page-with-image-only-tp7192p7196.html

>You could set the color of the text to transparent
I was trying to do that yesterday, this config didn't work:

title-page:
  background-image: rtk-title-page.png
  font-color: transparent

It had said something like unknown color.