First of all you need a widget in which you want to show the color wheel.
If you’re a beginner and need help on how at all showing a widget when you play I can recommend this tutorial:
If you have a widget where you want to add the color wheel, search for it and add it:
After you added the color wheel to the canvas or another container (e.g. Horizontal Box, Border, …) your color wheel sizing may look a bit weird:
IMPORTANT: If you add the color wheel directly to a Canvas Panel, make sure to tick ‘Size To Content’:
If you add the color wheel to a container (e.g. Horizontal Box, Border, …) Make sure to center it horizontally and vertically:
In any case, make sure that the circle does not look squeezed or stretched. Also if you play and drag the handle on the color wheel you will recognize if everything is correct. Because if something is wrong the handle is offsetted a bit from the mouse cursor.
And also notice that you only should resize the color wheel by adjusting the
Color Wheel Size variable when you have selected the color wheel: