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Chromatic Aberration

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Chromatic Aberration lets you offset the red and blue channels in opposite directions to create a color-fringe effect. Choose a photo to begin.

Method and calculation

Offset the red and blue channels in opposite directions to create a color-fringe effect.

Inputs and settings

Chromatic Aberration accepts Channel shift (pixels) (minimum 0, maximum 50).

Worked example

Chromatic Aberration example — Channel shift (pixels): 5. Preview instructions: Select a still photo, then use Channel shift (pixels): 5. The result is a PNG with offset the red and blue channels in opposite directions to create a color-fringe effect.

Output and limitations

Red samples shift in one horizontal direction and blue samples shift equally in the other; green stays aligned. Boundary sampling clamps to the nearest edge. The resulting fringes imitate lens misregistration without changing output dimensions or alpha coverage.

Technical references: Canvas pixel manipulation

Chromatic Aberration FAQs

Chromatic Aberration applies the following rule to your input: Offset the red and blue channels in opposite directions to create a color-fringe effect. The visible preview shows the resulting image effect.
Chromatic Aberration has these boundaries: Processes one still image locally. PNG export uses a maximum 4096-pixel source edge; effects may expand the canvas. Start by checking the channel shift (pixels) field against the units or format shown.
Chromatic Aberration provides this sample: Select a still photo, then use Channel shift (pixels): 5. The result is a PNG with offset the red and blue channels in opposite directions to create a color-fringe effect.. The preview can be inspected before saving.

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