Based on your description of an anime sister with fair skin, wavy bob brown hair, and brown eyes, here’s a color palette that reflects those characteristics:

json
{
  "palette_name": "Anime Sister",
  "colors": [
    {
      "name": "Fair Skin",
      "hex_code": "
          
          #F4D6C3
       "
    },
    {
      "name": "Wavy Brown Hair",
      "hex_code": "
          
          #7D5B3A
       "
    },
    {
      "name": "Brown Eyes",
      "hex_code": "
          
          #4E3B31
       "
    },
    {
      "name": "Soft Pink Blush",
      "hex_code": "
          
          #F2B2C5
       "
    },
    {
      "name": "Light Cream",
      "hex_code": "
          
          #FFF4E6
       "
    }
  ]
}

This palette captures the essence of the character you described, featuring colors that represent her skin tone, hair color, eye color, and additional complementary colors that enhance her appearance.

Would you like to explore more about character design, or do you have any other specific color requests?