Here is a color palette based on your specifications:

json
{
  "palette_name": "Serene Nature",
  "colors": [
    {
      "name": "Navy Blue",
      "hex_code": "
                            
                            #0A2D51
                        "
    },
    {
      "name": "Slate Blue",
      "hex_code": "
                            
                            #8998B1
                        "
    },
    {
      "name": "Soft Sage Green",
      "hex_code": "
                            
                            #B2C4BC
                        "
    },
    {
      "name": "Pale Sky Blue",
      "hex_code": "
                            
                            #C4DEEB
                        "
    },
    {
      "name": "Olive Green",
      "hex_code": "
                            
                            #637148
                        "
    },
    {
      "name": "Light Pistachio Green",
      "hex_code": "
                            
                            #CEE2B1
                        "
    }
  ]
}

This palette, named “Serene Nature,” features calming colors inspired by nature, combining deep blues and soft greens for a tranquil aesthetic.

Would you like to explore more palettes or specific color combinations?