import type { Border } from '../themes';
import type { StyleObject } from 'styletron-react';
export declare function hexToRgb(hex?: string, alpha?: string): string;
export declare const ellipsisText: {
    readonly overflow: "hidden";
    readonly textOverflow: "ellipsis";
    readonly whiteSpace: "nowrap";
    readonly wordWrap: "normal";
};
export declare function expandBorderStyles(borderStyles: Border): StyleObject;