Color Palette:

1. Color Name: "Dark Slate Blue"
   Hex Code: "
                            
                            #483D8B
                        "
   Palette Description: A deep, rich shade of blue with hints of purple. It exudes a sense of calmness and sophistication, making it suitable for creating a professional and modern UI design.

2. Color Name: "Light Coral"
   Hex Code: "
                            
                            #F08080
                        "
   Palette Description: A soft, warm shade of pinkish-orange. It adds a touch of vibrancy and playfulness to the UI, while still maintaining a professional and approachable atmosphere.

3. Color Name: "Light Steel Blue"
   Hex Code: "
                            
                            #B0C4DE
                        "
   Palette Description: A cool, muted shade of blue-gray. It offers a sense of tranquility and elegance, making it ideal for creating a clean and professional UI design.

4. Color Name: "Pale Goldenrod"
   Hex Code: "
                            
                            #EEE8AA
                        "
   Palette Description: A light and subtle shade of yellowish-beige. It brings a warm and friendly tone to the UI, evoking a sense of professionalism and expertise.

5. Color Name: "Medium Orchid"
   Hex Code: "
                            
                            #BA55D3
                        "
   Palette Description: A vibrant shade of purple with a touch of pink. It adds a pop of color to the UI, creating a visually appealing and creative atmosphere.

6. Color Name: "Slate Gray"
   Hex Code: "
                            
                            #708090
                        "
   Palette Description: A neutral and versatile shade of gray. It serves as an excellent background color, allowing other elements to stand out while maintaining a sleek and modern UI design.

These colors can be used harmoniously in UI development, creating a professional, specialized, and visually appealing frontend design for the UI開発チーム.