import { helper } from '@ember/component/helper';

/*
 * Licensed to Elasticsearch B.V. under one or more contributor
 * license agreements. See the NOTICE file distributed with
 * this work for additional information regarding copyright
 * ownership. Elasticsearch B.V. licenses this file to you under
 * the Apache License, Version 2.0 (the "License"); you may
 * not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

function isColorDark(red, green, blue) {
  const [r, g, b] = [red, green, blue].map(c => c / 255.0).map(c => c <= 0.03928 ? c / 12.92 : ((c + 0.055) / 1.055) ** 2.4);
  const luminance = 0.2126 * r + 0.7152 * g + 0.0722 * b;
  return luminance <= 0.179;
}
var isColorDark$1 = helper(function (rgb) {
  return isColorDark(...rgb);
});

export { isColorDark$1 as default, isColorDark };
//# sourceMappingURL=is-color-dark.js.map
