Hello is there a function available to convert a temperature value (range 10° Celsius up to 90°) to a RGB value representing the colour ? The calculated colour / RGB value shall be used to controll a LED. Thanks!

Nice, I as going to just set up a ratio, since RGB is 0-255 and Celsius is 0 to 100. Of course you could weight the ratio per color by percentage, to get some nice colorization. So a nice red, that is not just all red, could be red 75%, 10% green and 15% blue, once you establish the ratio for red …

A quick search of the forum reveals.... [image] "Colour mapping" - help needed to create RGB value General Here is an adaption of that code. As you didnt specify how you want RGB to be represented, I just spit out a whole bunch of different values (r,g,b,val,hex) in the …

Perfect, seems to do what I want, thanks!

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Conversion Temperature (Celsius) to RGB Value

General

Steve-Mcl 20 October 2020 12:58 3

A quick search of the forum reveals....

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Conversion Temperature (Celsius) to RGB Value

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