# Image Watermark Diagonal Add diagonal watermarks to images with customizable angle, size, opacity, and positioning across the image > Canonical page: https://elysiatools.com/en/tools/image-watermark-diagonal - **Category:** Design - **Keywords:** image, watermark, diagonal, angle, stripe, overlay, brand, copyright, tilt ## Overview The Image Watermark Diagonal tool allows you to protect your visual assets by overlaying custom watermarks at specific angles across your images. With precise controls for opacity, scale, and repetition, you can easily apply professional branding or copyright marks to your photos and graphics. ## Inputs - **Main Image File** (file): Select main image file... - **Watermark Image File** (file): Select watermark image file... - **Diagonal Angle (degrees)** (number): Enter diagonal angle... - **Scale (0.1-1.0)** (number): Enter watermark scale... - **Opacity (0-1)** (number): Enter watermark opacity... - **Spacing (pixels)** (number): Enter spacing between diagonal watermarks... - **Margin from Edges (pixels)** (number): Enter margin from image edges... - **Blend Mode** (select) - **Repeat Count** (number): Enter number of diagonal watermarks... - **Center on Diagonal** (checkbox) - **Auto Fit to Diagonal** (checkbox) - **Stretch to Fit Diagonal** (checkbox) ## When to use - Protecting your original photography or digital artwork from unauthorized use. - Applying consistent brand identity across a batch of product images. - Adding subtle copyright notices to images before sharing them on social media. ## How it works - Upload your main image and the watermark file you wish to apply. - Adjust the diagonal angle, scale, and opacity to achieve the desired visual effect. - Configure the spacing, repeat count, and blend mode to integrate the watermark seamlessly. - Process the image to generate your watermarked file for download. ## Use cases - Adding a semi-transparent brand logo across product photography to prevent image theft. - Creating a repeating diagonal pattern of copyright text for professional portfolio protection. - Applying consistent watermark overlays to social media content to maintain brand recognition. ## Frequently asked questions ### What file formats are supported for the main image? You can upload JPEG, PNG, WebP, GIF, BMP, and TIFF files. ### Can I use an SVG file as a watermark? Yes, the tool supports SVG files for watermarks, along with standard image formats like PNG and JPEG. ### How do I change the intensity of the watermark? Use the 'Opacity' slider to adjust the transparency of the watermark, ranging from 0 (invisible) to 1 (fully opaque). ### Can I place multiple watermarks on one image? Yes, you can use the 'Repeat Count' setting to distribute multiple instances of your watermark across the image. ### Is there a limit to the file size I can upload? The main image must be under 10MB, and the watermark file must be under 5MB. ## Related tools - [Image Watermark Corner](https://elysiatools.com/en/tools/image-watermark-corner): Add corner watermarks to images with customizable positioning, size, opacity, and multiple corner options - [Image Watermark Image](https://elysiatools.com/en/tools/image-watermark-image): Add image watermarks to images with customizable position, size, opacity, and rotation - [Image Watermark Opacity](https://elysiatools.com/en/tools/image-watermark-opacity): Add watermarks with custom opacity to images, supporting both text and image watermarks with advanced opacity controls - [Image Watermark Tile](https://elysiatools.com/en/tools/image-watermark-tile): Add tiled watermarks to images with customizable spacing, size, opacity, and pattern options - [Data URI Generator](https://elysiatools.com/en/tools/data-uri-generator): Convert files into Data URIs (Base64 or percent-encoded) for inlining images, fonts, and assets directly into HTML, CSS, or Markdown - [PDF Brand Guidelines](https://elysiatools.com/en/tools/pdf-brand-guidelines-pdf): Generate a brand guidelines PDF with logo, palette, typography, and spacing rules - [Add Border to Image](https://elysiatools.com/en/tools/image-add-border): Add customizable borders to images with various styles, colors, and widths - [Add Frame to Image](https://elysiatools.com/en/tools/image-add-frame): Add decorative frames to images with various styles like classic, modern, vintage, and custom designs ## Samples - [Web Image Processing Python Samples](https://elysiatools.com/en/samples/web-image-processing-python): Web Python image processing examples using PIL/Pillow including reading, saving, resizing, and format conversion - [Web Image Processing TypeScript Samples](https://elysiatools.com/en/samples/web-image-processing-typescript): Web TypeScript image processing examples including image read/save, scaling, and format conversion - [Android Image Processing Java Samples](https://elysiatools.com/en/samples/android-image-processing-java): Android Java image processing examples including reading/saving images, scaling, and format conversion - [Android Image Processing Kotlin Samples](https://elysiatools.com/en/samples/android-image-processing-kotlin): Android Kotlin image processing examples including reading/saving images, scaling, and format conversion ## Related content - [Brand Watermark Delivery for Images, PDFs, and Video](https://elysiatools.com/en/hubs/branding-watermark-delivery-workflows): Choose, apply, and verify visible brand marks across image, PDF, and video assets before controlled delivery.