maybe_hash_hex_color() WordPress Function

maybe_hash_hex_color() is a Wordpress function that checks if a string is a valid hex color code, and if so, it converts it to a hash format. This function is useful for making sure that a string is a valid hex color code before using it in your Wordpress site.

maybe_hash_hex_color( string $color ) #

function maybe_hash_hex_color( $color ) {
	$unhashed = sanitize_hex_color_no_hash( $color );
	if ( $unhashed ) {
		return '#' . $unhashed;
	}

	return $color;
}