/**
 * Semantic color palette shared between timeline lanes and tree icons.
 *
 * Names mirror the vuer-uikit waterfall reference so the same palette
 * reads consistently between the two UIs. Consumers can still pass any
 * CSS color string to `TrackConfig.color` — semantic names are mapped
 * here; arbitrary strings are used verbatim (see `resolveColor`).
 */
export type SemanticColor = 'blue' | 'green' | 'orange' | 'purple' | 'gray-light' | 'gray-medium';
/** Background (solid) Tailwind class per semantic color. */
export declare const bgClasses: Record<SemanticColor, string>;
/** Text color Tailwind class per semantic color. */
export declare const textClasses: Record<SemanticColor, string>;
/** Border color Tailwind class per semantic color. */
export declare const borderClasses: Record<SemanticColor, string>;
/** Left-wedge (off-screen-left indicator). */
export declare const leftWedgeClasses: Record<SemanticColor, string>;
/** Right-wedge (off-screen-right indicator). */
export declare const rightWedgeClasses: Record<SemanticColor, string>;
/** True when `color` is one of the semantic names in the palette. */
export declare function isSemanticColor(color: unknown): color is SemanticColor;
export declare function resolveColor(color: string | undefined, fallback: string): string;
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