This trend is still going to be valid in 2021. Cartoon illustrations have been a thing for a while now, giving us familiar feels. They are super flexible and striking, so why not try them out this year?
cartoon illustration graphic design trend
Source: Alena RychagovaKseniya SakharovaTanya Gulyaeva, Daria Ovsanikova, HaeJu Jang 

Cartoon illustrations also add a unique touch to a brand and help people connect with it. They are fun to share online and memorable once they catch the eye.

 

source: www.rendererforest.com