/**
 * Single source of truth for the TUI's purple gradient. Tailwind violet
 * stops, picked so the OUTPUT logo reads top-bright to bottom-dark and
 * the chrome rules sit somewhere in the middle.
 */
export declare const PURPLE_50 = "#c4b5fd";
export declare const PURPLE_100 = "#a78bfa";
export declare const PURPLE_200 = "#8b5cf6";
export declare const PURPLE_300 = "#7c3aed";
export declare const PURPLE_400 = "#6d28d9";
export declare const RULE_PURPLE = "#a78bfa";
/**
 * 3-stop gradient applied across the OUTPUT logo's three rows after
 * 2x2 quadrant compression.
 */
export declare const LOGO_GRADIENT: readonly ["#c4b5fd", "#8b5cf6", "#6d28d9"];