Here’s a light mode color palette for a Fandom wiki that incorporates your specified community header color and shades of blue for various components:

json
{
  "palette_name": "Fandom Wiki Light Mode",
  "colors": [
    {
      "name": "Community Header",
      "hex_code": "
          
          #8bc8fa
       "
    },
    {
      "name": "Article Background",
      "hex_code": "
          
          #e1f5fe
       "
    },
    {
      "name": "Accent Color",
      "hex_code": "
          
          #81d4fa
       "
    },
    {
      "name": "Sticky Nav",
      "hex_code": "
          
          #29b6f6
       "
    },
    {
      "name": "Link Color",
      "hex_code": "
          
          #039be5
       "
    },
    {
      "name": "Community Background",
      "hex_code": "
          
          #b3e5fc
       "
    },
    {
      "name": "Community Text",
      "hex_code": "
          
          #0d47a1
       "
    }
  ]
}

Palette Description:

This color palette is designed for a light mode Fandom wiki interface. The community header is highlighted in a soft sky blue ( #8bc8fa ), while the article background is a soothing light blue ( #e1f5fe ) that enhances readability. Accents in a slightly darker blue ( #81d4fa ) provide contrast, and the sticky navigation is a vibrant blue ( #29b6f6 ) for visibility. Links are presented in a deeper blue ( #039be5 ), and the community background is a lighter shade of blue ( #b3e5fc ) to maintain a cohesive look. Community text is rendered in a strong dark blue ( #0d47a1 ) for clarity and legibility.

Would you like to make any adjustments to this palette or add any specific components?