Minimalist Graphic Designer for YouTube Channel

I'm seeking a talented graphic designer to create visuals for my YouTube music and short movie channel. The design tasks include video thumbnails, a channel banner, and a channel logo.

Key Requirements:
- Design of video thumbnails, channel banner, and channel logo
- Adherence to a minimalist aesthetic
- Utilization of an existing color scheme

Ideal Skills:
- Proven experience in graphic design specifically for YouTube channels
- Strong understanding of minimalist design principles
- Ability to effectively use a specified color scheme

Please provide examples of similar work you've done in the past.