text: const chroma = require('../../chroma');
  const Color = require('../../Color');
  const {type} = require('../../utils');
  const input = require('../input');
  
  const rgb2hex = require('./rgb2hex');
  
  Color.prototype.hex = function(mode) {
      return rgb2hex(this._rgb, mode);
  };
  
  chroma.hex = (...args) => new Color(...args, 'hex');
  
  input.format.hex = require('./hex2rgb');
  input.autodetect.push({
      p: 4,
      test: (h, ...rest) => {
          if (!rest.length && type(h) === 'string' && [3,4,6,7,8,9].includes(h.length)) {
              return 'hex';
          }
      }
  })
  