/**
 * Return the background color for the navigation
 * @returns string
 */
export declare const getNavigationBackground: (theme: any) => any;
/**
 * Returns the contrast color for the navigation
 * @returns string
 */
export declare const getNavigationContrastText: (theme: any) => any;
/**
 * Return a darkened or lightened background color for the navigation
 * @param [colorAdjustAmount] number - Amount to lighten or darken the color
 * @returns string
 */
export declare const getOffsetNavigationBackground: (theme: any, colorAdjustAmount?: number) => string;
/**
 * Return a darkened or lightened contrast color for the navigation
 * @param [colorAdjustAmount] number - Amount to lighten or darken the color
 * @returns string
 */
export declare const getOffsetNavigationContrastText: (theme: any, colorAdjustAmount?: number) => any;
export declare const getDefaultSupportLinks: (messages: Record<string, string>) => {
    label: string;
    icon: import("react/jsx-runtime").JSX.Element;
    onClick: () => null;
    children: {
        label: string;
        onClick: () => Window | null;
    }[];
}[];