What is the difference between "dominant" and "predominant"? [closed]

Dominant may be more used in influence.

e.g. newspapers play a dominant role in shaping public opinion

And

Predominant might be used more to mean 'more frequent' or 'more common'.

e.g. the most predominant colour in this room is beige. However, you could also say the dominant colour in this room is beige - you wouldn't use 'most' in this sentence though.

Reference for "dominant" and "predominant"?