export type Gradient = {
    from: string;
    to: string;
};
/** A gradient already safe to paint, plus the ink that is guaranteed legible on it. */
export type ResolvedGradient = Gradient & {
    ink: string;
};
export declare const inkSafeGradient: (gradient: Gradient) => Gradient;
export declare const resolveGradient: (gradient: Gradient, white: string, black: string) => ResolvedGradient;
/** `linear-gradient(...)` for a resolved pair — one spelling of the CSS everywhere. */
export declare const gradientCss: (g: Gradient, angle?: string) => string;