Here is an expanded pastel color palette with 12 hues suitable for a school calendar theme:

json
{
  "palette_name": "Extended Pastel School Calendar",
  "colors": [
    {
      "name": "Pastel Blue",
      "hex_code": "
          
          #A3C1DA
       "
    },
    {
      "name": "Pastel Pink",
      "hex_code": "
          
          #F4B6C2
       "
    },
    {
      "name": "Pastel Yellow",
      "hex_code": "
          
          #F6EBA3
       "
    },
    {
      "name": "Pastel Green",
      "hex_code": "
          
          #B3E2B0
       "
    },
    {
      "name": "Pastel Lavender",
      "hex_code": "
          
          #E5B3E0
       "
    },
    {
      "name": "Pastel Peach",
      "hex_code": "
          
          #F5C3B2
       "
    },
    {
      "name": "Pastel Mint",
      "hex_code": "
          
          #B2E5D9
       "
    },
    {
      "name": "Pastel Coral",
      "hex_code": "
          
          #F4A261
       "
    },
    {
      "name": "Pastel Lilac",
      "hex_code": "
          
          #D6C6E7
       "
    },
    {
      "name": "Pastel Cream",
      "hex_code": "
          
          #F9EFD6
       "
    },
    {
      "name": "Pastel Teal",
      "hex_code": "
          
          #A3D4D7
       "
    },
    {
      "name": "Pastel Gray",
      "hex_code": "
          
          #D6D6D6
       "
    }
  ]
}

This palette includes a variety of pastel hues that can be utilized to represent different months, events, or subjects in your school calendar. The soft tones aim to provide a soothing aesthetic while remaining functional.

How do you plan to incorporate these colors into your calendar design? Would you like suggestions on how to use them effectively?