content: /*
   * Copyright 2021 Google LLC
   *
   * Licensed 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.
   */
  
  package com.google.material.color.utils;
  
  /**
   * Utility methods for string representations of colors.
   */
  final class StringUtils {
    private StringUtils() {
    }
  
    /**
     * Hex string representing color, ex. #ff0000 for red.
     *
     * @param argb ARGB representation of a color.
     */
    public static String hexFromArgb(int argb) {
      int red = ColorUtils.redFromArgb(argb);
      int blue = ColorUtils.blueFromArgb(argb);
      int green = ColorUtils.greenFromArgb(argb);
      return String.format("#%02x%02x%02x", red, green, blue);
    }
  }
  