How do you change the color intensity in Photoshop?

You can change the color intensity in Photoshop primarily by adjusting the Saturation level.

Here's how to do it using the Hue/Saturation adjustment:

1. Select your layer: Make sure the layer you want to modify is active in the Layers panel.
2. Access Hue/Saturation: Go to Image > Adjustments > Hue/Saturation in the Photoshop menu, or press Ctrl+U (Windows) or Cmd+U (Mac). This opens the Hue/Saturation dialog box.
3. Adjust the Saturation slider: In the Hue/Saturation dialog box, locate the "Saturation" slider.
   • Increasing the Saturation: Drag the slider to the right to increase the color intensity. This makes the colors more vivid and vibrant.
   • Decreasing the Saturation: Drag the slider to the left to decrease the color intensity. Moving it all the way to the left will result in a grayscale image (complete desaturation).
4. Observe the changes: As you adjust the slider, the image on your canvas will update in real-time, allowing you to see the effect of the saturation change.
5. Fine-tune with Hue and Lightness: You can also use the "Hue" slider to change the actual colors in your image and the "Lightness" slider to adjust the overall brightness. These can be used in conjunction with Saturation for more precise control.
6. Target Specific Colors (Optional): At the top of the Hue/Saturation panel, you'll find a dropdown menu that defaults to "Master." You can use this to target and adjust the saturation of specific color ranges (e.g., Reds, Yellows, Greens, Cyans, Blues, or Magentas) without affecting other colors in the image.

By manipulating the Saturation slider within the Hue/Saturation adjustment layer, you have direct control over the intensity of colors in your Photoshop project. Remember to experiment to achieve the desired effect!