Here’s the updated muted dark color palette with an even brighter muted orange:

json
{
  "palette_name": "Muted Dark Elegance",
  "colors": [
    {
      "name": "Bright Muted Orange",
      "hex_code": "
          
          #D77A3D
       "
    },
    {
      "name": "Deep Slate Blue",
      "hex_code": "
          
          #4A5E7E
       "
    },
    {
      "name": "Muted Forest Green",
      "hex_code": "
          
          #4B6F4D
       "
    },
    {
      "name": "Burnt Umber",
      "hex_code": "
          
          #6F4C3E
       "
    },
    {
      "name": "Dark Plum",
      "hex_code": "
          
          #4E2C4C
       "
    }
  ]
}

This palette now features a brighter muted orange that adds a lively touch while still keeping the overall muted theme for your presentation.

Would you like any further adjustments or additional colors?