Help changing default color picker on XFCE - Xfce - Manjaro Linux

Par un écrivain mystérieux

Description

I am on XFCE, and this attached image is of some kind of default color picker. Ideally, I would like to know how to change the default color picker to something similar to gcolour2, but if that is impossible, I would just like to know what this little program is called.
Help changing default color picker on XFCE - Xfce - Manjaro Linux
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