MATLAB: I want to display binary image in blue color…

binarized image in blue

i want to display binary image in blue color…that is i have an image of black lines in white background… i want to display the black lines in blue color in white background…. how can i do it?

Best Answer

You can change the colormap to contain blue and white. Like this:
I = im2bw(imread('cameraman.tif'));
imshow(I)
colormap([0 0 1; 1 1 1]) % Blue = [0 0 1], White = [1 1 1]