In this tutorial, you'll learn how to replicate the blue color grading seen in Tom Blachford's Nihon Noir project. It's a strong color grading that turns black skies into twilight skies. Although this is a Lightroom tutorial, you can replicate it in Photoshop using the Camera Raw filter (Filter > Camera Raw Filter). As mentioned in the video, you can download free Lightroom presets and profiles inspired by this effect. Also mentioned is a tone curves tutorial and guide to replicating looks.