Free Online MAC to RGBO Converter

This is a bitmap image format that was created by the MacPaint graphics program used on Apple Macintosh computers. The MAC format supported the display of only two colors, including a pattern palette. It was used by Macintosh graphics editors to store black-and-white graphics. The maximum image size was 576×720.

Format for representing colors in the three primary colors (red, green and blue), each of which has 255 gradations. In contrast to the standard RGB, it allows you to change the transparency of the entire image using the opacity parameter. It is less flexible in terms of transparency settings than RGBA.