export declare const defaultThemePalette: (mode: string) => { primary: { main: string; containedButtonBackground: string; textHover: string; contrastText: string; dark: string; disabledBackground: string; disabled: string; focusVisibleBorder: string; mainHover?: undefined; }; secondary: { main: string; containedButtonBackground: string; textHover: string; contrastText: string; dark: string; disabledBackground: string; disabled: string; focusVisibleBorder: string; mainHover?: undefined; }; } | { primary: { main: string; containedButtonBackground: string; mainHover: string; contrastText: string; dark: string; disabledBackground: string; disabled: string; focusVisibleBorder: string; textHover?: undefined; }; secondary: { main: string; containedButtonBackground: string; mainHover: string; contrastText: string; dark: string; disabledBackground: string; disabled: string; focusVisibleBorder: string; textHover?: undefined; }; };