code: def test_rgb_from_xkcd(self):
      color = "dull red"
      rgb_got = palettes._color_to_rgb(color, "xkcd")
      rgb_want = mpl.colors.to_rgb(xkcd_rgb[color])
      assert rgb_got == rgb_want
  
imports: import colorsys
  import numpy
  import matplotlib
  import pytest
  import numpy.testing
  from seaborn import palettes, utils, rcmod
  from seaborn.external import husl
  from seaborn._compat import get_colormap
  from seaborn.colors import xkcd_rgb, crayons
label_desc: Use image node_id 22 for calling the TestColorPalettes obj's underlying member method code with example usage: obj.test_rgb_from_xkcd() without return types