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How to Use the Posterize Adjustment for Bold Pop Art Photos

4 min read

Turn Family Photos into Eye-Catching Pop Art with Posterize

Remember those bold, colourful Andy Warhol prints with their flat blocks of colour? You can create that same striking effect with your own family photos using the Posterize adjustment in Photoshop Elements. Whether you want to make a fun birthday gift, create unique wall art from your grandchildren's portraits, or simply experiment with something creative, PSE makes it surprisingly easy.

The Posterize command reduces the number of colours in your photo to create that distinctive flat, graphic look. Instead of millions of subtle colour variations, your image might contain just eight or sixteen distinct tones — giving it that bold, screen-printed appearance that turns heads.

What Posterize Actually Does

Every digital photo contains thousands of colour gradations that create smooth transitions between tones. When you apply Posterize in Photoshop Elements, you tell the software to simplify those gradations down to a specific number of levels per colour channel.

Lower numbers create more dramatic, graphic effects with obvious colour banding. Higher numbers produce subtler results that still look artistic but retain more detail. For classic pop art, most family photographers find the sweet spot between 4 and 8 levels.

Step-by-Step: Creating a Pop Art Effect

Prepare Your Photo

  1. 1Open your photo in Advanced mode by clicking the Advanced button at the top of the PSE workspace.
  1. 1Choose a photo with a clear subject and good contrast — portraits of grandchildren, pets, or even garden flowers work beautifully.
  1. 1Go to Layer → Duplicate Layer to create a working copy, protecting your original.

Apply the Posterize Adjustment

  1. 1With your duplicate layer selected in the Layers panel, go to Filter → Adjustments → Posterize.
  1. 1In the dialogue box that appears, you will see a Levels slider. Start with a value of 4 for a bold, graphic look.
  1. 1Watch your photo preview as you drag the slider — fewer levels means more dramatic colour blocking.
  1. 1Click OK when you are happy with the effect.

Fine-Tune for Better Results

The raw posterize effect can sometimes look harsh. Here is how to refine it:

  1. 1Before posterizing, boost your photo's contrast by going to Enhance → Adjust Lighting → Brightness/Contrast and increasing the Contrast slider to around 20-30.
  1. 1For cleaner colour blocks, consider converting to black and white first using Enhance → Convert to Black and White, then posterize for a graphic monochrome look.
  1. 1After posterizing, you can soften any harsh edges by going to Filter → Blur → Gaussian Blur with a very small radius of 0.5 to 1 pixel.

Creative Variations to Try

The Warhol Grid

Create multiple posterized versions of the same portrait with different colour treatments:

  1. 1Posterize your original photo.
  1. 1Go to Enhance → Adjust Color → Adjust Hue/Saturation and shift the Hue slider to change all the colours at once.
  1. 1Save each colour variation, then combine them into a four-panel grid using File → New → Blank File and the Move Tool to arrange them.

Combine with Bold Backgrounds

  1. 1Use the Quick Selection Tool to select your subject after posterizing.
  1. 1Copy the selection to a new layer with Layer → New → Layer via Copy.
  1. 1Fill the background layer with a bright solid colour using the Paint Bucket Tool for that classic pop art contrast.

Best Photos for Posterizing

Not every snapshot works well with this effect. In Photoshop Elements, you will get the best posterize results from:

  • Portraits with simple backgrounds — busy backgrounds become confusing colour patches
  • Photos with strong lighting — the contrast helps define the colour blocks
  • Images with bold shapes — silhouettes and profiles look particularly striking
  • Pet photos — a golden retriever or tabby cat makes wonderful pop art

Avoid heavily detailed scenes like crowded holiday gatherings or intricate landscapes — the posterize effect works best when there is a clear focal point.

Printing Your Pop Art Creations

Posterized images print beautifully because their flat colours reproduce consistently. Consider printing your creations on:

  • Canvas wraps for living room walls
  • Greeting cards featuring grandchildren's portraits
  • T-shirt transfers for personalised gifts

When saving for print, use File → Save As and choose TIFF format to preserve the crisp colour boundaries without compression artifacts.

Continue Learning

Once you have mastered posterizing, explore these related creative techniques: