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Whimsical birthday cake slices, floating balloons and sparkles arranged on a soft pastel pink background

About this illustration

Cute, soft illustrated birthday scene with frosted cake slices, pastel balloons, confetti and sparkles against a solid pink base. Perfect as a festive phone or desktop wallpaper for celebration themed designs.

Prompt: “vertical full-bleed illustration of balloons, cake slices and sparkles on pastel pink” — AI-generated and reviewed for quality before listing.

Editor's note (9.0/10): Clean, well composed illustration matching the brief perfectly, with soft consistent coloring and no visible AI artefacts.

Also searched as: birthday wallpaper · pastel party illustration · balloon cake background · festive phone wallpaper

Direct file: 1152×2048 JPG

Using this illustration — common questions

Can I use this pastel birthday party illustration illustration for free, commercially?
Yes. This illustration is licensed CC BY 4.0, so you can use it in commercial and personal projects — websites, ads, social media, videos and client work — at no cost. The one condition is the credit: “Pastel Birthday Party Illustration” by BudgetPixel AI (https://budgetpixel.com/images/pastel-birthday-party-illustration-36f65adb) — CC BY 4.0
What size is this illustration?
The original is 1152×2048 pixels (JPG); it also downloads at 1280 px and 640 px on the long side. Its portrait shape suits phone wallpapers, Pinterest pins, Instagram and TikTok posts and magazine-style layouts.
Is this illustration AI-generated?
Yes. It was generated by AI from the prompt “vertical full-bleed illustration of balloons, cake slices and sparkles on pastel pink” and it passed an AI review for quality and safety before listing. The downloaded file carries the IPTC “AI-generated” marker and its licence details.
Where can I find more wallpapers images like this?
Browse the Wallpapers collection, see the similar images below, or describe the exact picture you need and generate it free on this page.

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The whole library is searchable through the BudgetPixel MCP connector and the developer API, on every plan, Free included. A search costs 10 credits and returns each result's download link and credit line, so the 300 credits a free account gets every month cover 30 searches.

Ask your AI agent

Connect Claude, ChatGPT or Cursor to your BudgetPixel account once, with no API key, then ask in plain words:

Find a free stock illustration like “Pastel Birthday Party Illustration” and give me the download link and its credit line.

Call the API

One request, with an API key from the developer console:

curl -G https://api.budgetpixel.com/v1/stock/images \
  --data-urlencode "query=pastel birthday party illustration" \
  -H "Authorization: Bearer $BUDGETPIXEL_API_KEY"

Nothing in the library fits? On any paid plan the same connector and API generate images to order, and the models also come as plugins for ComfyUI, WordPress and Cursor.