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/*
* SPDX-FileCopyrightText: syuilo and misskey-project
* SPDX-License-Identifier: AGPL-3.0-only
*/
import tinycolor from 'tinycolor2';
export const getBgColor = (elem?: Element | null | undefined): string | null => {
if (elem == null) return null;
const { backgroundColor: bg } = window.getComputedStyle(elem);
if (bg && tinycolor(bg).getAlpha() !== 0) {
return bg;
}
return getBgColor(elem.parentElement);
};
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