st.color_picker(label, value=None, key=None, help=None)
A short label explaining to the user what this input is for.
value (str or None)
The hex value of this widget when it first renders. If None, defaults to black.
An optional string to use as the unique key for the widget. If this is omitted, a key will be generated for the widget based on its content. Multiple widgets of the same type may not share the same key.
A tooltip that gets displayed next to the color picker.
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