Eos was the first modernisation of colours, textures and themes across the races. It felt like, Kacylis was naturally an orange, or sand coloured faction with ships that had materials ranging between copper and gold, down to ICE and Ceramic.
Arkaedian ships on the other hand either had dark blue painted hulls, or a tarnished chrome like material with blue and purple highlights.
So team Red vs team Blue? Well, yes, kinda. It’s a simplification that may help people get into the universe without having to understand which 3 of the 6 manufactures work for who.