totallly different colors!
The light blues may look similar but are not the same
and the dark blues are COMPLETELy different blues ! even I can see that and i have bad eyesight!
And steemits squiggles have more 90 degre angles and the catlyst logo has rounder squiggles

and the lighter bloue color is on outside of the catalys whiile steemit has the light blue in the midddle and theyre both in different directions

and they are siply a FLAME

haha some assholes claim it is some hewbrew yah yah yah like Monster energy drink which is the six six six in hebrew but thats not how they designed steemits logo