[python] 16進数表記のRGB値を暗くするメソッド - Qiita

def darken(rgb, rate=0.5): rgb = rgb.replace('#', '') s = '#' for i in [0,2,4]: c = rgb[i:i+2] c = int(c, 16) c = int(c * rate) c = format(c, '02x') s += c return s # 使用例 import numpy as np import pandas as pd import matplotlib.pyplot as plt color_orig = [ '#C5DAEE', '#ABCFE5', '#8DC0DD', '#6AADD5', '#4F9BCB', '#3787C0', '#2070B4', '#0F5BA3', '#08458B', '#08306B', ] color = [ [darken(c) for c in c