T-Shirt Design Enhancement

I'm looking for a talented graphic designer to take my existing sketches and add color to them. The goal is to create attractive and unique casual wear t-shirt designs.

Key Requirements:
- Bring my sketches to life with color
- Design creative and appealing t-shirt graphics
- Use a mix of dark and bright colors

Ideal Skills:
- Proficiency in graphic design software (Adobe Illustrator, Photoshop, etc.)
- Strong creativity and design sense
- Experience in casual wear design, especially t-shirts

Please provide a portfolio showcasing relevant work.