Logo design is a part of brand design. But, a brand is not just a logo design. When does a logo become part of a brand?
To answer this question, let's first define what a logo is and what a brand is:
What is a logo? A logo is a unique, meaningful design that's paired with your company name in an interesting and cohesive way. The logo also has a color palette assigned to it. It must be scalable, able to be reproduced consistently in all of your marketing, and timeless — so that it doesn't get stale or look old too soon.