text: H5.Colors = (function () {
      'use strict';
  
      function toHSL(hue, saturation, brightness) {
          var SB = {
              s: saturation / 100,
              b: brightness / 100
          };
          var SL = {
              s: 0,
              l: 0
          };
          SL.l = (2 - SB.s) * SB.b / 2;
          SL.s = SL.l && SL.l < 1 ? SB.s * SB.b / (SL.l < 0.5 ? SL.l * 2 : 2 - SL.l * 2) : SL.s;
  
          return 'hsl(' + hue + ',' + (SL.s * 100 | 0) + '%,' + (SL.l * 100 | 0) + '%)';
      }
  
      return {toHSL: toHSL};
  })();
  