import type { ColorScheme, ColorTokens } from "./tokens.js";
/** The hand-off's wash alphas per scheme and tone. */
export declare const SOFT_ALPHA: {
    readonly light: {
        readonly info: 0.1;
        readonly success: 0.1;
        readonly warning: 0.1;
        readonly error: 0.1;
    };
    readonly dark: {
        readonly info: 0.16;
        readonly success: 0.14;
        readonly warning: 0.14;
        readonly error: 0.14;
    };
};
type SoftRoles = Pick<ColorTokens, "primary-soft" | "success-soft" | "warning-soft" | "destructive-soft">;
/**
 * The soft roles a `tokens` override resolves to, merged over the scheme's `base`. A
 * rebrand that repaints a tone's color (`primary`, `success`, `warning`, `destructive`)
 * repaints its wash too, at the hand-off's alpha for the scheme, so the soft pills and
 * panels follow the new color; an explicit soft role wins; an override that touches
 * neither keeps the scheme's wash. `alpha` leaves a color that already carries its own
 * alpha (an `rgba()` override) as given.
 */
export declare function softOverride(scheme: ColorScheme, base: ColorTokens, brand: Partial<ColorTokens>): SoftRoles;
export {};
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