I’ve used the color toning tool only for raise the brightness.
After I moved random the white balance sliders in RT for unknow reasons this picture remind me an old tshirt with a miami logo, it has a color palette similar to this image 
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A second version with a rawtherapee darktable combo 
0U4A6095.CR2.pp3 (12.7 KB)
0U4A6095-2.tif.xmp (8.0 KB)
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@age This last one is my favourite of your entries.
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