import { ColorFormat } from './utils';
interface UseBackgroundOptions {
    format?: ColorFormat | 'auto';
}
/**
 * Hook that converts a color to RGBA format with opacity
 * @param color - The color string (hex, rgb, rgba, hsl, hsla)
 * @param opacity - The opacity value (0-1)
 * @param options - Additional options
 * @returns The color in RGBA format with the specified opacity
 */
export declare const useBackground: (color?: string, opacity?: number, options?: UseBackgroundOptions) => string;
export {};
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