Free Online RB to RGBA Converter
RB
to
RGBA
RB
Rocket eBook
Was developed for the first mass-produced e-book reader – Rocket eBook. The format is written in Ruby. RB files are containers holding the entire content for a Rocket eBook device. It has DRM protection capability which is not used in the books published at present due to the format’s lack of popularity.
RGBA
Raw red, green, blue, and alpha samples
This format has the same color structure as RGB, but it includes an alpha channel that is used to display various levels of transparency. The transparency value is set from 0 to 1, where 1 corresponds to opacity. It is described using the CSS3 programming language.
How To Convert RB to RGBA
Step 1: Upload Files
Click the upload button or drag and drop your RB files into the upload area.
Step 2: Convert File
Click "Convert" and wait for conversion done
Step 3: Download
Download the converted RGBA file
