.. note:: :class: sphx-glr-download-link-note Click :ref:`here ` to download the full example code .. rst-class:: sphx-glr-example-title .. _sphx_glr_gallery_color_named_colors.py: ==================== List of named colors ==================== This plots a list of the named colors supported in matplotlib. Note that :ref:`xkcd colors ` are supported as well, but are not listed here for brevity. For more information on colors in matplotlib see * the :doc:`/tutorials/colors/colors` tutorial; * the `matplotlib.colors` API; * the :doc:`/gallery/color/color_demo`. .. code-block:: default import matplotlib.pyplot as plt import matplotlib.colors as mcolors def plot_colortable(colors, title, sort_colors=True, emptycols=0): cell_width = 212 cell_height = 22 swatch_width = 48 margin = 12 topmargin = 40 # Sort colors by hue, saturation, value and name. if sort_colors is True: by_hsv = sorted((tuple(mcolors.rgb_to_hsv(mcolors.to_rgb(color))), name) for name, color in colors.items()) names = [name for hsv, name in by_hsv] else: names = list(colors) n = len(names) ncols = 4 - emptycols nrows = n // ncols + int(n % ncols > 0) width = cell_width * 4 + 2 * margin height = cell_height * nrows + margin + topmargin dpi = 72 fig, ax = plt.subplots(figsize=(width / dpi, height / dpi), dpi=dpi) fig.subplots_adjust(margin/width, margin/height, (width-margin)/width, (height-topmargin)/height) ax.set_xlim(0, cell_width * 4) ax.set_ylim(cell_height * (nrows-0.5), -cell_height/2.) ax.yaxis.set_visible(False) ax.xaxis.set_visible(False) ax.set_axis_off() ax.set_title(title, fontsize=24, loc="left", pad=10) for i, name in enumerate(names): row = i % nrows col = i // nrows y = row * cell_height swatch_start_x = cell_width * col swatch_end_x = cell_width * col + swatch_width text_pos_x = cell_width * col + swatch_width + 7 ax.text(text_pos_x, y, name, fontsize=14, horizontalalignment='left', verticalalignment='center') ax.hlines(y, swatch_start_x, swatch_end_x, color=colors[name], linewidth=18) return fig plot_colortable(mcolors.BASE_COLORS, "Base Colors", sort_colors=False, emptycols=1) plot_colortable(mcolors.TABLEAU_COLORS, "Tableau Palette", sort_colors=False, emptycols=2) #sphinx_gallery_thumbnail_number = 3 plot_colortable(mcolors.CSS4_COLORS, "CSS Colors") # Optionally plot the XKCD colors (Caution: will produce large figure) #xkcd_fig = plot_colortable(mcolors.XKCD_COLORS, "XKCD Colors") #xkcd_fig.savefig("XKCD_Colors.png") plt.show() .. rst-class:: sphx-glr-horizontal * .. image:: /gallery/color/images/sphx_glr_named_colors_001.png :class: sphx-glr-multi-img * .. image:: /gallery/color/images/sphx_glr_named_colors_002.png :class: sphx-glr-multi-img * .. image:: /gallery/color/images/sphx_glr_named_colors_003.png :class: sphx-glr-multi-img ------------ References """""""""" The use of the following functions, methods, classes and modules is shown in this example: .. code-block:: default import matplotlib matplotlib.colors matplotlib.colors.rgb_to_hsv matplotlib.colors.to_rgba matplotlib.figure.Figure.get_size_inches matplotlib.figure.Figure.subplots_adjust matplotlib.axes.Axes.text matplotlib.axes.Axes.hlines .. _sphx_glr_download_gallery_color_named_colors.py: .. only :: html .. container:: sphx-glr-footer :class: sphx-glr-footer-example .. container:: sphx-glr-download :download:`Download Python source code: named_colors.py ` .. container:: sphx-glr-download :download:`Download Jupyter notebook: named_colors.ipynb ` .. only:: html .. rst-class:: sphx-glr-signature Keywords: matplotlib code example, codex, python plot, pyplot `Gallery generated by Sphinx-Gallery `_