code: def test_above_range_color(default_theme):
      default_theme.above_range_color = "r"
      assert isinstance(default_theme.above_range_color, pv.Color)
  
imports: import os
  import pytest
  import vtk
  import pyvista
  from pyvista import colors
  from pyvista.examples.downloads import download_file
  from pyvista.plotting.themes import DarkTheme, Theme, _set_plot_theme_from_env
  from pyvista.plotting.utilities.gl_checks import uses_egl
label_desc: Use image node_id 50 for calling a global function with example usage: test_above_range_color(default_theme) without return types