Photo - Colour Modifier at Mac App Store analyse

Replace the color in photo. 1. Replace one color to another color. 2. Replace similar colors of one color to another color. For example: Color A - RGB (200, 200, 200), Color B - RGB (198, 198, 198), Color C - RGB (220, 220, 200), Colors B and C are similar to color A How to use? 1.Click the "Import" button to import an image. 2.Click on the image to select the color you want to replace.(eg rgb, r:225,g:225,b:225) 3.Choose color(eg rgb, r:100,g:100,b:100) to replace the color(r:225,g:225,b:225) If you check the “Similar color” selection box,Colors similar to color(r:225,g:225,b:225) will be replaced with color(r:100,g:100,b:100) Similar color Judging the similarity of two pixels, that is, calculating the distance (color difference) of two pixels in RGB space.