Click on the round button in layers and select curves:
- Make contrast transitions more softly!
- Change adjustments in the Lightness channel just like in the example below (lower the top point):
- Go to Image > Adjustments > Photo filter
- Select warm, light color( Density 25%):
- Image > Adjustments > Invert:
- Merge layers (Basic, Photo filter, and Curves) and convert it in RGB again (Image > mode > RGB)