def peak_chroma_color_scipy():
"""
Most intensely chromatic color:
#0000ff
L 32.310726263632034
a 0.79175287142984774
b -1.0784594584851654
chroma: 1.3378890973099862
"""
import scipy.optimize
import math
guess = (33, 0.7, -0.9)
def f(x):
l, a, b = x
return -lab_chroma(l, a, b)
l, a, b = scipy.optimize.fmin(f, guess, xtol=1e-5)
return Color.NewFromLab(l, a, b), lab_chroma(l, a, b)
def f(x):
l, a, b = x
return -lab_chroma(l, a, b)