rest_parse_hex_color( string $color )

Parses a 3 or 6 digit hex color (with #).

Parameters

$color

(Required) 3 or 6 digit hex color (with #).

Return

(string|false)

Source

File: wp-includes/rest-api.php 

function rest_parse_hex_color( $color ) {
	$regex = '|^#([A-Fa-f0-9]{3}){1,2}$|';
	if ( ! preg_match( $regex, $color, $matches ) ) {
		return false;
	}

	return $color;
}

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Changelog

Changelog
Version Description
5.4.0 Introduced.