The best complementary color to #463CFF (a deep blue-violet) is a shade of yellow-orange. A good choice would be #FFB74D . Here’s the complementary color along with the previous palette for reference:

json
{
  "palette_name": "Distinct Deep Blue to Teal Gradient with Complementary Color",
  "colors": [
    {
      "name": "Deep Blue",
      "hex_code": "
          
          #463CFF
       "
    },
    {
      "name": "Lively Violet",
      "hex_code": "
          
          #5A4FFF
       "
    },
    {
      "name": "Bright Periwinkle",
      "hex_code": "
          
          #6F60FF
       "
    },
    {
      "name": "Soft Sky Blue",
      "hex_code": "
          
          #8373FF
       "
    },
    {
      "name": "Pale Cerulean",
      "hex_code": "
          
          #A6A3FF
       "
    },
    {
      "name": "Teal Blue",
      "hex_code": "
          
          #009B8C
       "
    },
    {
      "name": "Bright Teal",
      "hex_code": "
          
          #00B2A1
       "
    },
    {
      "name": "Tropical Teal",
      "hex_code": "
          
          #00C8B5
       "
    },
    {
      "name": "Rich Aqua",
      "hex_code": "
          
          #00DBD0
       "
    },
    {
      "name": "Emerald Teal",
      "hex_code": "
          
          #003C3B
       "
    },
    {
      "name": "Complementary Yellow-Orange",
      "hex_code": "
          
          #FFB74D
       "
    }
  ]
}

This palette now includes a complementary color that brings a vibrant contrast, enhancing the overall visual appeal. Would you like to explore using this complementary color in specific designs or projects?