Here’s a color palette based on your specifications for a GHW Fandom wiki light mode:

json
{
  "palette_name": "GHW Fandom Wiki Light Mode",
  "colors": [
    {
      "name": "Community Header",
      "hex_code": "
          
          #8BC8FA
       "
    },
    {
      "name": "Article Background",
      "hex_code": "
          
          #F8F8FF
       "
    },
    {
      "name": "Accent Color",
      "hex_code": "
          
          #ADD8E6
       "
    },
    {
      "name": "Sticky Nav",
      "hex_code": "
          
          #E0FFFF
       "
    },
    {
      "name": "Link Color",
      "hex_code": "
          
          #6495ED
       "
    },
    {
      "name": "Community Background",
      "hex_code": "
          
          #E6F7FF
       "
    },
    {
      "name": "Community Text Color",
      "hex_code": "
          
          #1E3A8A
       "
    }
  ]
}

This palette features a refreshing and light aesthetic ideal for a community-focused wiki, with a bright header color and soft background shades that enhance readability and user engagement.

Is there anything else you would like to add or modify in this palette?