Free Online RGB to RGBO Converter
RGB
to
RGBO
RGB
Raw red, green, and blue samples
This is a color model display format that uses the three primary colors (blue, red and green) to create an image. Each color can have up to 255 gradations, allowing for color depths of up to 48 bits. RGB supports the display of 16,777,216 colors.
RGBO
Raw red, green, blue, and opacity samples
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.
How To Convert RGB to RGBO

Step 1: Upload Files
Click the upload button or drag and drop your RGB files into the upload area.

Step 2: Convert File
Click "Convert" and wait for conversion done

Step 3: Download
Download the converted RGBO file