https://cubebrush.co/raztrend/products/pwynpw/cmyk-quadtones-luts

The original goal of Quadtones is to expand the tonal range of the image or the frame. 
Graded with four colors (Cyan, Magenta, Yellow, and Black) and using Transfer curves, Complementary colors, Color trends, these Look Up Tables give a sleek, enhanced monochrome look to your photos and footages. LUTs work on portraits, theater, wedding, product, street, landscape, still life photos / footages and many more. Colorize the black and white photos, create music abum and book covers, add atmosphere and mood to your footage, grade film scenes and much more.