I need advice on improving my design skills

I am pretty average in my designing skills (without any formal training). But I'd really like to improve, especially with my usage of colors.

What do you'll suggest or recommend that I should be reading or following or taking a look at.

Great design resource

100 Things Every Designer Needs to Know About People (Voices That Matter) Submitted March 05, 2018 at 08:03AM by genesis_pig http://ift.tt/2FeMaaJ