The ColoMaker App can make colors which you imagine.

It's useful when you create web sites or use Word , Excel ,PowerPoint and so on.

By using the Red slider(first slider) , Green slider(second slider) , Blue slider(third slider) , you create color.

The fourth slider which is written in alpha can set aplpha values.

100% is opaque.
and 0% is transparent.

Below the screen , hexadecimal number is displayed.

Enjoy creating colors.