Histogram colors

Change color of histogram

data = randn(1,1000);

h = histogram(data);

h.FaceColor = [0.7,0.8,1];

Histogram & bar plot

set histogram colors by using bar

t=-3:0.2:3;

N=histc(randn(1,1000),t);

h=bar(t,N,'histc');

set(h,'FaceColor',[0.7,0.8,1])