Here is a color palette based on your specifications for a boy-themed Fandom wiki dark mode. The palette includes your specified header color, shades of blue for the backgrounds, light blue for the text, and green for the links.

json
{
  "palette_name": "Boy-Themed Fandom Wiki Dark Mode",
  "colors": [
    {
      "name": "Community Header",
      "hex_code": "
          
          #529ACA
       "
    },
    {
      "name": "Article Background",
      "hex_code": "
          
          #1E2A78
       "
    },
    {
      "name": "Community Background",
      "hex_code": "
          
          #162142
       "
    },
    {
      "name": "Sticky Navigation",
      "hex_code": "
          
          #2B4D88
       "
    },
    {
      "name": "Community Text",
      "hex_code": "
          
          #A3C7E0
       "
    },
    {
      "name": "Link Color",
      "hex_code": "
          
          #4CAF50
       "
    }
  ]
}

This palette uses a combination of blues for a cohesive look while incorporating the specified colors for different elements, ensuring a visually appealing and comfortable dark mode experience for users.

Would you like any additional colors or adjustments to this palette?