Promptkoi

Retro Cassette Boombox Tee

Stable Diffusion
By Varun Sharma Tested with Stable Diffusion SDXL 1.0

Retro Cassette Boombox Tee is a tested Stable Diffusion SDXL 1.0 prompt for t shirt design work. It runs at Stable Diffusion SDXL 1.0 · Aspect ratio 4:5 · Steps 30 · CFG scale 6 · Sampler DPM++ 2M Karras, and ships below with the exact prompt text, usage notes, and 2 pasteable variations.

Last tested: July 2026 with Stable Diffusion SDXL 1.0

Part of the Stable Diffusion prompt library.

Remix in builder
Retro flat-vector 80s boombox with cassette tapes flying out in bold yellow and purple on a white tee graphic
Retro Cassette Boombox Tee — Stable Diffusion SDXL 1.0, Aspect ratio 4:5

Prompt 

Retro 1980s boombox illustration for a t-shirt, cassette tapes and tape ribbon flying out of the speakers, bold flat yellow and purple with a thick black keyline, light distressed grain texture, centered flat vector graphic on a pure white background

Negative prompt 

text, letters, watermark, logo, photorealistic, gradient shading, drop shadow, colored background, blurry

Settings

Model
Stable Diffusion SDXL 1.0
Aspect ratio
4:5
Steps
30
CFG scale
6
Sampler
DPM++ 2M Karras

How to use this prompt

Print-ready tee art lives or dies on flat color and a heavy outline — ask for "thick black keyline, three flat colors" so screen printing keeps clean edges, because SDXL's default is a soft photographic gradient that muddies on fabric. The distressed texture reads vintage but fights the flat vector, so keep it to a light grain overlay, not a full grunge wash, or the boombox loses its shape. Bias the tapes to fly up and out for energy, and hold the palette to the yellow-and-purple pair plus black; add a third accent and the 80s pop collapses into noise. Keep the ground pure white for a clean knock-out.

Variations to try

  • Swap the boombox for a stacked pile of cassette tapes with headphones draped over them for a mixtape merch drop
  • Recolor to teal, coral and cream for a softer 80s Miami sunset palette
retro vector t shirt design print on demand

What to do next

Adapt it →

Open this prompt in the Stable Diffusion builder, pre-filled, and change one layer at a time.

Explore more →

Browse the full Stable Diffusion prompt library — every entry tested with its settings.
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For developers — copy this prompt as JSON 
{
  "title": "Retro Cassette Boombox Tee",
  "prompt": "Retro 1980s boombox illustration for a t-shirt, cassette tapes and tape ribbon flying out of the speakers, bold flat yellow and purple with a thick black keyline, light distressed grain texture, centered flat vector graphic on a pure white background",
  "negative_prompt": "text, letters, watermark, logo, photorealistic, gradient shading, drop shadow, colored background, blurry",
  "model": "Stable Diffusion",
  "model_version": "SDXL 1.0",
  "settings": {
    "aspect_ratio": "4:5",
    "steps": 30,
    "cfg": 6,
    "sampler": "DPM++ 2M Karras"
  },
  "style_tags": [
    "retro",
    "vector"
  ],
  "use_case_tags": [
    "t-shirt-design",
    "print-on-demand"
  ],
  "source_url": "https://promptkoi.com/prompts/stable-diffusion/retro-cassette-boombox-tee/"
}

The whole library is available as an open JSON dataset · developer docs.