why hsv color video do not show proper or correct individual channels?

Hi, i below code, i split rgb channel video in hsv and further h,s,v channels, and show them in subplot. but i observer that channel: h,s,v do not show their correct color scheme, i try allot but do not correct it, please help if some one known.

clc;

close all;

clear;

VidObj = VideoReader('D:\Thesis_Related\sir_attique\72\bg\001-bg-01-072.avi');

numFrames = 0;

iwant =cell([],1);

while hasFrame(VidObj)

F = readFrame(VidObj);

numFrames = numFrames+1;

iwant{numFrames} = F;

subplot(3,3,1);imagesc(F);title('RGB');

drawnow

end

for i =1:numFrames

I = rgb2hsv(iwant{i});

H = I(:,:,1);

S = I(:,:,2);

V = I(:,:,3);

subplot(3,3,2);imagesc(I);title('HSV');

subplot(3,3,3);imagesc(H);title('H');

subplot(3,3,4);imagesc(S);title('s');

subplot(3,3,5);imagesc(V);title('v');

drawnow ;

end