สี สไตล์เส้น และสัญลักษณ์จุด

import matplotlib.pyplot as plt
import numpy as np

x = np.arange(0, 10)

fig, ax = plt.subplots(figsize=(7, 4))
ax.plot(x, x, color="tab:blue", linestyle="-", marker="o", label="linear")
ax.plot(x, x * 1.5, color="#f59e0b", linestyle="--", marker="s", label="steeper")
ax.plot(x, np.sqrt(x) * 3, color="green", linestyle=":", linewidth=3, marker="^", markersize=8, label="square root")
ax.legend()
plt.show()