Based on the color you provided ( #3b7a77 ), here’s a color palette that complements it for a simple website theme:

json
{
  "palette_name": "Ocean Breeze",
  "colors": [
    {
      "name": "Deep Teal",
      "hex_code": "
          
          #3b7a77
       "
    },
    {
      "name": "Soft Coral",
      "hex_code": "
          
          #F6B8A8
       "
    },
    {
      "name": "Light Sand",
      "hex_code": "
          
          #E9D6C4
       "
    },
    {
      "name": "Rich Navy",
      "hex_code": "
          
          #2A4B7C
       "
    },
    {
      "name": "Creamy White",
      "hex_code": "
          
          #FFFFFF
       "
    }
  ]
}

Palette Description:

The “Ocean Breeze” palette features a deep teal as the base color, which evokes a sense of calm and tranquility. Complemented by soft coral for accents, light sand for backgrounds, rich navy for depth, and creamy white for contrast, this palette creates a soothing and inviting atmosphere perfect for a website.

Do you have any specific elements in mind for the website, like typography or layout style?