custom particles

So, i normally only use the default tf2 models and particles. But this time i wanna make a frontline map for the 72 hour jam. Because that uses custom content was i trying if i could let the models and particalls work so if the 72 hour jam started i don't need to be searching hours online to...

When i'm launching my tf2 particle editor (tf2 with -tools argument) sometimes particle color palette messes up. It shows something like this: But particle color varies from some kind of blue to red. Am i doing something wrong?