Image Color Inverter
Invert the colors of any image (create a negative) in your browser. Download as PNG. Nothing is uploaded.
Pure browser JavaScript (HTML canvas) — no upload.
How to use this tool
- Choose an image.
- The color-inverted preview appears.
- Click Download inverted.
Invert the colors of any image (create a negative) in your browser. Download as PNG. Nothing is uploaded.
How it works
The Image Color Inverter creates a photographic negative by subtracting each pixel's color values from the maximum (255 for an 8-bit image). Red becomes cyan, green becomes magenta, blue becomes yellow, light areas become dark, and dark areas become light.
Upload any image and the inverted preview appears instantly. Download the result as PNG. All processing runs in the browser via the Canvas API -- no file is uploaded to any server. Inversion is fully reversible: inverting an already-inverted image restores the original.
Useful applications include creating negative film effects for artistic projects, generating high-contrast dark-mode versions of logos, checking whether a white-on-transparent icon will be visible on dark backgrounds, and producing inverted color plates for print proofing.
Worked example
Check how a dark logo looks on different backgrounds
- Upload the dark logo PNG.
- The inverted preview shows the logo as light colors on a dark base.
- Compare the two to decide which version works best for your design.
- Click Download to save the inverted version if needed.
An inverted logo suitable for placement on light or dark backgrounds.
Common mistakes to avoid
- Expecting inversion to make an image look like a simple dark-mode version -- results look unusual for full-color photographs.
- Inverting a JPEG that already has compression artifacts, which can make those artifacts more visible in the output.
- Not realizing that white areas of an image will become fully black after inversion, which may obscure text or fine detail.
Key terms
- Color inversion
- Subtracting each RGB channel value from 255, turning each color into its complementary opposite.
- Negative
- The inverted representation of an image, analogous to a photographic film negative before development.
- Complementary color
- The color directly opposite another on the color wheel; for example, red and cyan are complements.
Frequently asked questions
- Does it affect transparency?
- No — the alpha channel is preserved; only RGB values are inverted.