koreldan

// See example: https://image.prntscr.com/image/cTIv8JkLR7yWEQxVev9SyA.jpeg

function numberToColor($value, $min, $max, $gradientColors = null)
{
    // Ensure value is in range
    if ($value < $min) {
        $value = $min;
    }
    if ($value > $max) {
        $value = $max;