I am no artist but I wanted to give a try… If nothing else, I hope someone likes it. 
I can only really do pixel art 
It’s somekind of abstraction of growth, that KDE, both community and apps and Plasma has helped me to attain. Growth in all directions, in every colors. In middle there are building blocks that look like K from KDE.
I tried to follow the Breeze color palette guidelines: Breeze | Developer
Light wallpaper:
Dark wallpaper:
Here’s link to a zip with all the krita files in them: AksCloud