Standalone, build-validated C# code examples for Barcode Color Customization using
Aspose.BarCode for .NET.
Each file is a complete console application — copy it, run dotnet run, and it works.
| File | Description |
|---|---|
| apply-custom-text-color-to-barcode-while-leaving-bar-and-background-colors-at-defaults.cs | Apply a custom text color to a barcode while leaving bar and background colors at defaults. |
| apply-different-custom-colors-to-same-barcode-type-and-compare-visual-differences-programmatically.cs | Apply different custom colors to the same barcode type and compare visual differences programmatically. |
| change-caption-color-independently-for-top-and-bottom-captions-in-same-barcode-image.cs | Change the caption color independently for top and bottom captions in the same barcode image. |
| change-only-text-color-of-datamatrix-barcode-to-orange-while-keeping-default-background.cs | Change only the text color of a DataMatrix barcode to orange while keeping default background. |
| create-barcode-with-custom-bar-background-text-and-caption-colors-in-single-generation-step.cs | Create a barcode with custom bar, background, text, and caption colors in a single generation step. |
| create-barcode-with-gradient-effect-by-alternating-bar-colors-across-multiple-saves.cs | Create a barcode with a gradient effect by alternating bar colors across multiple saves. |
| create-batch-process-that-reads-list-of-strings-and-outputs-png-barcodes-with-alternating-colors.cs | Create a batch process that reads a list of strings and outputs PNG barcodes with alternating colors. |
| create-qr-code-with-green-background-and-black-bars-then-save-as-png.cs | Create a QR code with a green background and black bars, then save as PNG. |
| demonstrate-that-modifying-color-properties-after-calling-save-does-not-alter-already-saved-image.cs | Demonstrate that modifying color properties after calling Save does not alter the already saved image. |
| generate-barcode-with-black-bars-white-background-and-green-caption-positioned-at-bottom.cs | Generate a barcode with black bars, white background, and green caption positioned at the bottom. |
| generate-barcode-with-custom-colors-and-then-read-back-image-to-confirm-color-values.cs | Generate a barcode with custom colors and then read back the image to confirm color values. |
| generate-barcode-with-default-colors-and-then-change-background-to-white-to-confirm-default-behavior.cs | Generate a barcode with default colors and then change background to white to confirm default behavior. |
| generate-code128-barcode-with-blue-bars-white-background-and-red-caption-saving-to-png.cs | Generate a Code128 barcode with blue bars, white background, and red caption, saving to PNG. |
| produce-multiple-barcode-images-with-varying-color-schemes-using-single-barcodegenerator-instance.cs | Produce multiple barcode images with varying color schemes using a single BarcodeGenerator instance. |
| reset-barcode-background-to-default-white-after-previously-setting-it-to-gray.cs | Reset the barcode background to default white after previously setting it to gray. |
| retrieve-and-display-default-bar-and-background-colors-before-applying-any-customizations.cs | Retrieve and display the default bar and background colors before applying any customizations. |
| save-barcode-with-custom-colors-to-file-path-that-includes-guid-for-uniqueness.cs | Save a barcode with custom colors to a file path that includes a GUID for uniqueness. |
| save-barcode-with-custom-colors-to-file-path-that-includes-timestamp-for-uniqueness.cs | Save a barcode with custom colors to a file path that includes a timestamp for uniqueness. |
| set-background-color-to-light-gray-and-bar-color-to-dark-gray-for-pdf417-barcode.cs | Set the background color to light gray and bar color to dark gray for a PDF417 barcode. |
| set-background-color-to-transparent-and-generate-png-with-alpha-channel-for-overlay-use.cs | Set the background color to transparent and generate a PNG with alpha channel for overlay use. |
| set-caption-position-to-top-and-apply-custom-caption-color-before-saving-as-png.cs | Set the caption position to top and apply a custom caption color before saving as PNG. |
| use-colorfromname-to-set-caption-color-to-purple-for-upca-barcode.cs | Use Color.FromName to set caption color to "Purple" for a UPC-A barcode. |
| use-custom-systemdrawingcolorfromargb-value-for-semi-transparent-bar-color-and-generate-png.cs | Use a custom System.Drawing.Color.FromArgb value for semi‑transparent bar color and generate PNG. |
| use-loop-to-generate-barcodes-with-alternating-background-colors-while-keeping-bar-color-constant.cs | Use a loop to generate barcodes with alternating background colors while keeping bar color constant. |
| use-loop-to-generate-one-hundred-barcodes-each-with-unique-random-background-color.cs | Use a loop to generate one hundred barcodes each with a unique random background color. |
| use-same-barcodegenerator-to-produce-red-bar-code39-barcode-then-change-to-blue-bar-and-save-again.cs | Use the same BarcodeGenerator to produce a red‑bar Code39 barcode, then change to blue‑bar and save again. |
| verify-that-generated-png-file-contains-exact-rgb-values-specified-for-each-color-property.cs | Verify that the generated PNG file contains the exact RGB values specified for each color property. |
| verify-that-generated-png-image-contains-specified-bar-color-using-pixel-inspection.cs | Verify that the generated PNG image contains the specified bar color using pixel inspection. |
# Install the package
dotnet add package Aspose.BarCode
# Run any example directly
dotnet-script example-file.csx
# or copy Program.cs into a new console project and run:
dotnet run- 📖 Aspose.BarCode for .NET Documentation
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Updated: 2026-07-04 | Examples: 28