RedeyeVentures\GeoPattern\GeoPattern::setColor PHP Method

    public function setColor($color)
    {
        if (preg_match('/^#[a-f0-9]{6}$/i', $color)) {
            $this->color = $color;
            return $this;
        }
        throw new \InvalidArgumentException("{$color} is not a valid hex color.");
    }