Here’s a vibrant triadic color palette that includes bright seafoam green/teal and a form of purple:

Bright Seafoam Green, Amethyst, and Coral

• Color 1: Bright Seafoam Green
• Color 2: Amethyst Purple
• Color 3: Coral

Here’s the JSON representation for this palette:

json
{
  "palette_name": "Bright Seafoam Green, Amethyst, and Coral",
  "colors": [
    {
      "name": "Bright Seafoam Green",
      "hex_code": "
          
          #1ABC9C
       "
    },
    {
      "name": "Amethyst Purple",
      "hex_code": "
          
          #9B59B6
       "
    },
    {
      "name": "Coral",
      "hex_code": "
          
          #FF6F61
       "
    }
  ]
}

This combination should give you a lively and unique look for your project! Would you like more options or assistance with anything else?