protip: hold down CTRL whilst clicking a colour in paint

but i guess you know this already

A better way is :

1. Open Maplestory
2. Hold CTRL key
3. Type "what the f***" and it'll be uncensored to you everyone.

I dont get it x.x

setting a color as background color AKA invisible?

setting a color as background color AKA invisible?

After selecting the third color by CTRL, click on the canvas with CTRL held down and you can use it, like woah.