import { InjectionKey, Ref } from 'vue';
export interface HighContrastMode {
    isHighContrastMode: Readonly<Ref<boolean>>;
    setHighContrastMode: (value: boolean) => void;
}
export declare const HIGH_CONTRAST_MODE_KEY: InjectionKey<HighContrastMode>;
export declare function createHighContrastMode(): HighContrastMode;
export declare function useHighContrastMode(): HighContrastMode;