import { type ColorThemeOverride } from './color-theme-init.js';
import { type ColorTheme } from './color-theme.js';
/**
 * Create the `<style>` id used to apply color themes globally by
 * {@link applyColorThemeViaStyleElement}.
 *
 * @category Internal
 */
export declare function createGlobalThemeStyleId(colorTheme: Readonly<ColorTheme>): string;
/**
 * Sets all of a color theme's CSS vars in a global style element. If no override is given, the
 * theme color default values are assigned.
 *
 * Uses `applyCssVarsViaStyleElement` from `lit-css-vars`.
 *
 * @category Color Theme
 */
export declare function applyColorThemeViaStyleElement(colorTheme: ColorTheme, themeOverride?: ColorThemeOverride | undefined, 
/**
 * The context to apply the color theme to.
 *
 * @default document.head
 */
context?: Element | undefined): HTMLStyleElement;
/**
 * A very inefficient way of setting all of a color theme's CSS vars on a given element. If no
 * override is given, the theme color default values are assigned.
 *
 * @deprecated Use {@link applyColorThemeViaStyleElement} instead whenever possible.
 * @category Internal
 */
export declare function applyColorTheme(
/** This should usually be the top-level `html` element. */
element: HTMLElement, fullTheme: ColorTheme, themeOverride?: ColorThemeOverride | undefined): void;