/**
 * CSS color string → deck.gl RGB(A) array. Shared by attribute coercion
 * (color-typed scalar attributes, `color` shorthands) and the expression
 * compiler (color-shaped accessors returning strings — the documented
 * "hex color string" output form). Extracted from attribute-resolution.ts
 * so the expr module can use it without an import cycle.
 */
export declare function hexToRgb(raw: string): number[] | undefined;
export declare function cssColorToRgb(raw: string): number[] | undefined;