Here’s a vibrant and harmonious color palette based on your selected colors, ideal for a screen-printed poster:

json
{
  "palette_name": "Vibrant Harmony",
  "colors": [
    {
      "name": "Electric Blue",
      "hex_code": "
          
          #4c12a1
       "
    },
    {
      "name": "Bright Orange",
      "hex_code": "
          
          #ff841f
       "
    },
    {
      "name": "Soft Lavender",
      "hex_code": "
          
          #e8d9ff
       "
    },
    {
      "name": "Lime Green",
      "hex_code": "
          
          #00e869
       "
    },
    {
      "name": "Warm Yellow",
      "hex_code": "
          
          #ffbd5c
       "
    }
  ]
}

Palette Description:

This palette features Electric Blue for an energetic touch, paired with Bright Orange for warmth and vibrancy. Soft Lavender adds a calming element, while Lime Green brings a refreshing contrast. Finally, Warm Yellow rounds off the palette, providing a bright and cheerful accent.

Would you like any additional suggestions or modifications to this palette?