how do i change the histogram color

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juveria fatima
juveria fatima il 25 Ott 2018
Commentato: juveria fatima il 25 Ott 2018
for a rgb image i want to get red channel histogram in red color and 2nd channel histogram in green color and 3rd channel histogram in blue color
how do i do that
https://in.mathworks.com/matlabcentral/answers/181624-how-to-get-color-histogram-of-an-image?s_tid=answers_rc1-1_p1_MLT this is plot in above case but i want to change histogram color ,,i dont want plot

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KSSV
KSSV il 25 Ott 2018
bar(rand(100,1),3,'facecolor','r');
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juveria fatima
juveria fatima il 25 Ott 2018
r_channel is satrting from -50 r_Channelblue is starting from 0 i want r_Channelblue in red color or r_channel starting from 0 axis

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