3D Bar Chart

Profit Margin Analysis 3D

3D bar chart with legend showing profit margins by product

Output
Profit Margin Analysis 3D
Python
import matplotlib.pyplot as plt
import numpy as np
from mpl_toolkits.mplot3d import Axes3D
from matplotlib.colors import LinearSegmentedColormap
import matplotlib.cm as cm

fig = plt.figure(figsize=(12, 8), facecolor='white')
ax = fig.add_subplot(111, projection='3d')
ax.set_facecolor('white')

products = 6
regions = 4
xpos = np.arange(products)
ypos = np.arange(regions)
xpos, ypos = np.meshgrid(xpos, ypos)
xpos = xpos.flatten()
ypos = ypos.flatten()
zpos = np.zeros_like(xpos)

dx = dy = 0.6
np.random.seed(1616)
dz = np.random.uniform(5, 45, size=24)

cmap = LinearSegmentedColormap.from_list('', ['#C82909', '#F5B027', '#27F5B0'])
norm = plt.Normalize(5, 45)
bar_colors = [cmap(norm(v)) for v in dz]

ax.bar3d(xpos, ypos, zpos, dx, dy, dz, color=bar_colors, alpha=0.9, edgecolor='#000000', linewidth=0.3)

sm = cm.ScalarMappable(cmap=cmap, norm=norm)
sm.set_array([])
cbar = fig.colorbar(sm, ax=ax, shrink=0.5, aspect=15, pad=0.1)
cbar.set_label('Margin %', fontsize=10, color='#1f2937')
cbar.ax.tick_params(colors='#000000')

ax.set_xlabel('Product', fontsize=11, color='#1f2937', labelpad=10)
ax.set_ylabel('Region', fontsize=11, color='#1f2937', labelpad=10)
ax.set_zlabel('Margin %', fontsize=11, color='#1f2937', labelpad=10)
ax.set_title('Profit Margin Analysis', fontsize=14, color='#1f2937', fontweight='bold', pad=20)

ax.set_xticks(range(6))
ax.set_xticklabels(['Alpha', 'Beta', 'Gamma', 'Delta', 'Epsilon', 'Zeta'], fontsize=8)
ax.set_yticks(range(4))
ax.set_yticklabels(['Americas', 'Europe', 'Asia', 'Africa'])
ax.tick_params(colors='#000000', labelsize=9)

ax.xaxis.pane.fill = False
ax.yaxis.pane.fill = False
ax.zaxis.pane.fill = False
ax.xaxis.pane.set_edgecolor('#000000')
ax.yaxis.pane.set_edgecolor('#000000')
ax.zaxis.pane.set_edgecolor('#000000')
ax.grid(True, alpha=0.5, linewidth=0.5)
ax.xaxis._axinfo['grid']['color'] = '#000000'
ax.yaxis._axinfo['grid']['color'] = '#000000'
ax.zaxis._axinfo['grid']['color'] = '#000000'
ax.xaxis._axinfo['tick']['color'] = '#000000'
ax.yaxis._axinfo['tick']['color'] = '#000000'
ax.zaxis._axinfo['tick']['color'] = '#000000'
ax.xaxis.line.set_color('#000000')
ax.yaxis.line.set_color('#000000')
ax.zaxis.line.set_color('#000000')

plt.tight_layout()
plt.show()
Library

Matplotlib

Category

3D Charts

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