Digital Watercolor Art for Children's Book

I'm looking for a skilled digital artist to add color to my existing drawings for a medical children's book. The artwork should be in a digital watercolor style.

Requirements:
- Apply color to pre-drawn illustrations
- Utilize a calm and soothing mood
- Employ pastel color schemes

Ideal Skills and Experience:
- Proficiency in digital watercolor techniques
- Experience with children's book illustrations
- Strong understanding of color theory and mood setting
- Attention to detail and ability to follow provided sketches