“js rgba ke hex” Kode Jawaban

JavaScript rgb ke hex

function rgbToHex(r, g, b) {
  return "#" + ((1 << 24) + (r << 16) + (g << 8) + b).toString(16).slice(1);
}

function hexToRgb(hex) {
  var result = /^#?([a-f\d]{2})([a-f\d]{2})([a-f\d]{2})$/i.exec(hex);
  if(result){
      var r= parseInt(result[1], 16);
      var g= parseInt(result[2], 16);
      var b= parseInt(result[3], 16);
      return r+","+g+","+b;//return 23,14,45 -> reformat if needed 
  } 
  return null;
}
console.log(rgbToHex(10, 54, 120)); //#0a3678
console.log(hexToRgb("#0a3678"));//"10,54,120"
Friendly Hawk

hex ke rgba di js

hexToRGB(hex: string, alpha: string) {

  const r = parseInt(hex.slice(1, 3), 16);
  const g = parseInt(hex.slice(3, 5), 16);
  const b = parseInt(hex.slice(5, 7), 16);

  if (alpha) {
    return `rgba(${r}, ${g}, ${b}, ${alpha})`;
  } else {
    return `rgb(${r}, ${g}, ${b})`;
  }
}
It's Draqula

JavaScript Hex Color ke RGBA

//If you write your own code, remember hex color shortcuts (eg., #fff, #000)

function hexToRgbA(hex){
    var c;
    if(/^#([A-Fa-f0-9]{3}){1,2}$/.test(hex)){
        c= hex.substring(1).split('');
        if(c.length== 3){
            c= [c[0], c[0], c[1], c[1], c[2], c[2]];
        }
        c= '0x'+c.join('');
        return 'rgba('+[(c>>16)&255, (c>>8)&255, c&255].join(',')+',1)';
    }
    throw new Error('Bad Hex');
}

hexToRgbA('#fbafff')

/*  returned value: (String)
rgba(251,175,255,1)
*/
Sleepy Squirrel

hexstring ke rgb array js

function hexToRgb(hex) {
  // Expand shorthand form (e.g. "03F") to full form (e.g. "0033FF")
  var shorthandRegex = /^#?([a-f\d])([a-f\d])([a-f\d])$/i;
  hex = hex.replace(shorthandRegex, function(m, r, g, b) {
    return r + r + g + g + b + b;
  });

  var result = /^#?([a-f\d]{2})([a-f\d]{2})([a-f\d]{2})$/i.exec(hex);
  return result ? [
    parseInt(result[1], 16),
    parseInt(result[2], 16),
    parseInt(result[3], 16)
  ] : null;
}

alert(hexToRgb("#0033ff").g); // "51";
alert(hexToRgb("#03f").g); // "51";
Grotesque Gannet

js rgba ke hex

function rgba2hex(rgba) {
  rgba = rgba.match(
    /^rgba?[\s+]?\([\s+]?(\d+)[\s+]?,[\s+]?(\d+)[\s+]?,[\s+]?(\d+)[\s+]?/i
  );
  return rgba && rgba.length === 4
    ? "#" +
        ("0" + parseInt(rgba[1], 10).toString(16)).slice(-2) +
        ("0" + parseInt(rgba[2], 10).toString(16)).slice(-2) +
        ("0" + parseInt(rgba[3], 10).toString(16)).slice(-2)
    : "";
}
// examples
console.log(rgba2hex('rgba(240, 240, 240, 0.5)'));
console.log(rgba2hex('rgba(40, 20, 80, 1.0)'));
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