RGB to CMYK Color Space allows you to switch from RGB color space to CMYK.
BS Editor: RGB to CMYK Color Space allows you to switch from RGB color space to CMYK.
1. Open your image.

Effects in Paint.NET can not Create new layers or images, so you will have to do a Little leg work in order to prepare for this effect.

2. Duplicate it 3 times. You should now have 4 copies. Name them C, M, Y, and K respectively.

3. Create a new Layer and fill it with white.

4. MOVE the white layer to the bottom. (This will simulate the paper that we will be printing on.)

5. Select the C layer and run the effect. Move the slider to the first position (Cyan) and press OK.

6. Select the M layer and run the effect. Move the slider to the second position (Magenta) and press OK.

7. Select the Y layer and run the effect. Move the slider to the third position (Yellow) and press OK.

8. Select the K layer and run the effect. Move the slider to the last position (blacK) and press OK. you can free download RGB to CMYK Color Space 1.0 now.