Here is a color palette based on your request for a data collection Excel sheet. The colors are chosen to be clear and professional, suitable for organizing headers and categories.

json
{
  "palette_name": "Professional Data Collection",
  "colors": [
    {
      "name": "Header Blue",
      "hex_code": "
                            
                            #003366
                        "
    },
    {
      "name": "Category Green",
      "hex_code": "
                            
                            #005B5B
                        "
    },
    {
      "name": "Note Yellow",
      "hex_code": "
                            
                            #FFD700
                        "
    },
    {
      "name": "Text Gray",
      "hex_code": "
                            
                            #4B4B4B
                        "
    },
    {
      "name": "Background White",
      "hex_code": "
                            
                            #FFFFFF
                        "
    }
  ]
}

Palette Description:

This color palette is designed to enhance the clarity and organization of your data collection Excel sheet. The deep blue provides a strong header contrast, while the green highlights categories effectively. The yellow is ideal for notes, adding a pop of color without being overwhelming. The gray text offers good readability, and the white background keeps the layout clean and professional.

Would you like additional color schemes or specific adjustments to this one?