Here is a color palette that is color blind friendly and includes the specified color #881c1c along with contrasting shades:

json
{
  "palette_name": "Color Blind Friendly Palette",
  "colors": [
    {
      "name": "Deep Red",
      "hex_code": "
                            
                            #881c1c
                        "
    },
    {
      "name": "Olive Green",
      "hex_code": "
                            
                            #4a7c2a
                        "
    },
    {
      "name": "Sky Blue",
      "hex_code": "
                            
                            #2a7c9a
                        "
    },
    {
      "name": "Golden Yellow",
      "hex_code": "
                            
                            #d6b70e
                        "
    },
    {
      "name": "Cool Gray",
      "hex_code": "
                            
                            #7d7d7d
                        "
    }
  ]
}

This palette features a deep red as the base color, complemented by olive green, sky blue, golden yellow, and cool gray. These colors provide good contrast and are designed to be accessible for individuals with color blindness.

Would you like to explore how to use this palette or need any other assistance?