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thedustin/yiq-color-contrast.php

Last active August 29, 2015 14:13
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Calculate the textcolor (Black or White) by background-color (YIQ-Contrast) [http://24ways.org/2010/calculating-color-contrast/]
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yiq-color-contrast.php
<?php
$fYIQ = (($iRed * 299) + ($iGreen * 587) + ($iBlue * 114)) / 1000;
if($fYIQ >= 128){
echo 'Black textcolor.';
} else {
echo 'White textcolor.';
}
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