Here’s the color palette based on your description for the NumberBlocks 0 to 9:

json
{
  "palette_name": "You Can Count On Us! - Single-Digit NumberBlocks",
  "colors": [
    {
      "name": "Zero",
      "hex_code": "
          
          #FFFFFF
       "
    },
    {
      "name": "One",
      "hex_code": "
          
          #FF0000
       "
    },
    {
      "name": "Two",
      "hex_code": "
          
          #FFA500
       "
    },
    {
      "name": "Three",
      "hex_code": "
          
          #FFFF00
       "
    },
    {
      "name": "Four",
      "hex_code": "
          
          #32CD32
       "
    },
    {
      "name": "Five",
      "hex_code": "
          
          #0000FF
       "
    },
    {
      "name": "Six",
      "hex_code": "
          
          #800080
       "
    },
    {
      "name": "Seven",
      "hex_code": "
          
          #E6E6FA
       "
    },
    {
      "name": "Eight",
      "hex_code": "
          
          #FF00FF
       "
    },
    {
      "name": "Nine - Dark Gray",
      "hex_code": "
          
          #A9A9A9
       "
    },
    {
      "name": "Nine - Medium Gray",
      "hex_code": "
          
          #808080
       "
    },
    {
      "name": "Nine - Light Gray",
      "hex_code": "
          
          #D3D3D3
       "
    }
  ]
}

This palette encapsulates the colors of the NumberBlocks from 0 to 9, with specific shades assigned to each number as per your request.

If you have any further questions or need adjustments, feel free to ask!