he ESP. 
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        Then every time a slider is moved, we take the values of the three sliders and we <span style="font-size: 1em;">square the color values to get a smoother and more natural curve. We then </span><span style="font-size: 1em;">combine them into a 30-bit number (10 bits per color). Finally, the RGB value gets converted to a hexadecimal string, a '#' is added, and it's sent to the ESP.</span>
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        When the rainbow button is pressed, the sliders are disable