manifest.json

{
  "name": "Random Color Tool",
  "short_name": "Random Color",
  "description": "Random Color Tool author: github.com/maciekt07",
  "orientation": "natural",
  "start_url": "./",
  "display": "standalone",
  "icons": [
    {
      "src": "img/iconLight.png",
      "type": "image/png",
      "sizes": "256x256"
    },
    {
      "src": "img/icons/android-icon-36x36.png",
      "sizes": "36x36",
      "type": "image/png",
      "density": "0.75"
    },
    {
      "src": "img/icons/android-icon-48x48.png",
      "sizes": "48x48",
      "type": "image/png",
      "density": "1.0"
    },
    {
      "src": "img/icons/android-icon-72x72.png",
      "sizes": "72x72",
      "type": "image/png",
      "density": "1.5"
    },
    {
      "src": "img/icons/android-icon-96x96.png",
      "sizes": "96x96",
      "type": "image/png",
      "density": "2.0"
    },
    {
      "src": "img/icons/android-icon-144x144.png",
      "sizes": "144x144",
      "type": "image/png",
      "density": "3.0"
    },
    {
      "src": "img/icons/android-icon-192x192.png",
      "sizes": "192x192",
      "type": "image/png",
      "density": "4.0"
    }
  ],
  "shortcuts": [
    {
      "name": "Electric Violet",
      "description": "Electric Violet | #8d43ff",
      "url": "/?#8d43ff",
      "icons": [
        {
          "src": "img/shortcuts/ElectricViolet.png",
          "sizes": "96x96"
        }
      ]
    },
    {
      "name": "Heliotrope",
      "description": "Heliotrope | #a66cff",
      "url": "/?#a66cff",
      "icons": [
        {
          "src": "img/shortcuts/Heliotrope.png",
          "sizes": "96x96"
        }
      ]
    },
    {
      "name": "Melrose",
      "description": "Melrose | #9c9efe",
      "url": "/?#9c9efe",
      "icons": [
        {
          "src": "img/shortcuts/Melrose.png",
          "sizes": "96x96"
        }
      ]
    },
    {
      "name": "Anakiwa",
      "description": "Anakiwa | #b1e1ff",
      "url": "/?#b1e1ff",
      "icons": [
        {
          "src": "img/shortcuts/Anakiwa.png",
          "sizes": "96x96"
        }
      ]
    }
  ],
  "background_color": "#ffffff",
  "theme_color": "#ffffff"
}