Lighten Logo Concept

So I'm taking a Skillshare class on learning Sketch and our project is to design a to-do list app. I went for an energetic theme and bright color palette that invigorates the user as they lighten their loads and complete tasks. Looking forward to finishing this up as the course progresses!

Here's the link if you want to take the class:
http://skl.sh/1TAUoou