Color Codes for Google Spreadsheets

This Google Script converts the currently active Google Spreadsheet into a square grid of randomly colored boxes using hexadecimal numbers. Credit 五味田和則

The random colors are generated using a JavaScript method - Math.ceil(Math.random()* 0xFFFFFF).toString(16)`. Also, since the value of the cell is the same as the color code, you can copy a cell to copy its color code.

function colorCodes() {
  var sheet = SpreadsheetApp.getActiveSheet();
  for (var i = 1; i <= 100; i++) {
    sheet.setRowHeight(i, 20);
    sheet.setColumnWidth(i, 20);
    for (var j = 1; j <= 100; j++) {
      var colorcode = Math.ceil(Math.random() * 0xffffff).toString(16);
      sheet
        .getRange(i, j)
        .setBackground('#' + colorcode)
        .setValue(color);
    }
  }
}
Amit Agarwal

Amit Agarwal

Google Developer Expert, Google Cloud Champion

Amit Agarwal is a Google Developer Expert in Google Workspace and Google Apps Script. He holds an engineering degree in Computer Science (I.I.T.) and is the first professional blogger in India.

Amit has developed several popular Google add-ons including Mail Merge for Gmail and Document Studio. Read more on Lifehacker and YourStory

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