matplotlibで使える色一覧

色一覧

画像作成プログラム

import matplotlib
import colorsys
import matplotlib.pyplot as plt
from matplotlib import rcParams
rcParams['font.family'] = 'Ricty Diminished'


def penc(hval):
    r=int(hval[1:3],16)
    g=int(hval[3:5],16)
    b=int(hval[6:8],16)
    hsv=colorsys.rgb_to_hsv(r/255, g/255, b/255)
    h=hsv[0]
    s=hsv[1]
    v=hsv[2]
    col='#000000'
    if 0.5<h: col='#ffffff'
    if v<0.75: col='#ffffff'
    return col
    

cdic=matplotlib.colors.cnames
lkey=[]
lval=[]
for key, val in zip(cdic.keys(), cdic.values()):
    lkey=lkey+[key]
    lval=lval+[val]
    
xmin=0
xmax=4
k=-1
fnameF='fig_col_mpl.png'
ymin=0
ymax=37
plt.figure(figsize=(6,12))
plt.xlim([xmin,xmax])
plt.ylim([ymax,ymin])
plt.axis('off')
fsize=8 # fontsize
k=-1
for i in range(int(ymin),int(ymax)):
    for j in range(0,4):
        k=k+1
        if k<len(lval):
            xs=float(j)
            xe=xs+1.0
            ys=float(i)
            ye=ys+1.0
            xx=[xs,xe,xe,xs]
            yy=[ys,ys,ye,ye]
            plt.fill(xx,yy,color=lval[k])
            text1=lkey[k]
            text2=lval[k]
            xg=0.5*(xs+xe)
            yg=0.5*(ys+ye)
            col=penc(lval[k])
            plt.text(xg,yg-0.25,text1,rotation=0,ha='center',va='center',fontsize=fsize,color=col)
            plt.text(xg,yg+0.25,text2,rotation=0,ha='center',va='center',fontsize=fsize,color=col)
plt.savefig(fnameF, dpi=300, bbox_inches="tight", pad_inches=0)

以　上