docstr: Return list of hex values of colors in the palette.
code: def to_hex_list(self):
      """Return list of hex values of colors in the palette."""
      return [color.get_hex_l() for color in self.colors]
  
imports: from collections import OrderedDict
  from bokeh import palettes
  from IPython.core.display import HTML
  import yaml
  from chartify._core.options import options
  from chartify._core import colour
label_desc: Use image node_id 10 for calling the ColorPalette obj's underlying member method code with example usage: obj.to_hex_list() and returns: unknown