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agarzon/random_color.php

Last active September 11, 2023 17:04
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PHP Random Color Generator Hex
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random_color.php
<?php $color = dechex(rand(0x000000, 0xFFFFFF)); ?>
<body style="background-color: <?php echo $color; ?>;">
<h1><?php echo $color ?></h1>
</body>
@craiggrella
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You need a "#" in there:

@Slinjez
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Slinjez commented Jan 25, 2017

Check this out:

@Slinjez
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Slinjez commented Jan 25, 2017

function doNewColor(){
$color = dechex(rand(0x000000, 0xFFFFFF));
return $color;
}
$newColor=doNewColor();
echo "Var color=".$newColor;

@Slinjez
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Slinjez commented Jan 25, 2017

you can then add it to make a string with
$stringMyColor="#".$newColor;

@MmdRza-Eslami
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<?php

function ClrGen1($Red = ['00', 'ff'], $Green = ['00', 'ff'], $Blue = ['00', 'ff'])
{
	$tmp = mt_rand(hexdec($Red[0]), hexdec($Red[1]));
	$Red = strlen($tmp < 10) ? '0' . dechex($tmp) : dechex($tmp);

	$tmp = mt_rand(hexdec($Green[0]), hexdec($Green[1]));
	$Green = strlen($tmp < 10) ? '0' . dechex($tmp) : dechex($tmp);

	$tmp = mt_rand(hexdec($Blue[0]), hexdec($Blue[1]));
	$Blue = strlen($tmp < 10) ? '0' . dechex($tmp) : dechex($tmp);

	return '#' . $Red . $Green . $Blue;
}

function ClrGen2($Red = [0, 255], $Green = [0, 255], $Blue = [0, 255])
{
	$tmp = mt_rand($Red[0], $Red[1]);
	$Red = strlen($tmp < 10) ? '0' . dechex($tmp) : dechex($tmp);

	$tmp = mt_rand($Green[0], $Green[1]);
	$Green = strlen($tmp < 10) ? '0' . dechex($tmp) : dechex($tmp);

	$tmp = mt_rand($Blue[0], $Blue[1]);
	$Blue = strlen($tmp < 10) ? '0' . dechex($tmp) : dechex($tmp);

	return '#' . $Red . $Green . $Blue;
}

$hex = ClrGen1();
$rgb = ClrGen2();

?>

<h1 style="background-color: <?php echo($hex); ?>;"><?php echo($hex); ?></h1>

<h1 style="background-color: <?php echo($rgb); ?>;"><?php echo($rgb); ?></h1>

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