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Selective Color Street Portrait

Written by @Taaruk_ for GPT Image 2. Tested on Krea 2 Turbo on four seeds.

Seed 11Krea 2 Turbo
The prompt
A cinematic street portrait of a woman in her twenties walking through a crowded city, with the subject perfectly sharp while the surrounding pedestrians are blurred using a dramatic panning motion effect. The entire image is monochrome black and white except for the woman's deep navy-blue (or customizable) wool coat, which remains the only vivid color in the scene. She glances back over her shoulder with a calm, thoughtful expression, loose wind-swept hair, soft natural makeup, and a minimalist shoulder bag.

The busy urban background is filled with fast-moving commuters rendered as ghostly motion blur, emphasizing loneliness amidst the crowd. Soft overcast daylight, shallow depth of field, subtle film grain, realistic skin texture, cinematic contrast, emotional storytelling, editorial fashion photography, premium fine-art street photography, ultra-photorealistic, Leica M11 look, Kodak Tri-X black and white film aesthetic with selective color, 50mm lens, f/1.8, ISO 100, 1/20s shutter speed, natural ambient lighting, high dynamic range, ultra-detailed, award-winning composition, 8K.
Run it free on SirenRender

Opens SirenRender’s free Quick Generate tile with this prompt filled in (SirenRender is for adults, 18+). Your seed will differ, so expect a fifth variation of the strip below, not a copy.

ModelKrea 2 Turbo (Krea.ai), FP8 weights
Text encoderQwen3-VL 4B
Steps8
CFG1
Samplerer_sde, simple scheduler
Size960 × 1536, then 4× upscale
Negative promptnot used at CFG 1
Seeds tested11, 22, 33, 44
Rendered2026-10-19, on SirenRender’s free Quick Generate tile

Verdict: 4 of 4 seeds usable, 4 of them top grade.

All four seeds

Seed 11Pick
Seed 22
Seed 33
Seed 44

Why it works

  • The core trick is stated as a rule: “the entire image is monochrome black and white except for the woman’s deep navy-blue wool coat”. Krea 2 obeyed it exactly on all four seeds.
  • “Subject perfectly sharp while the surrounding pedestrians are blurred using a dramatic panning motion effect” separates her from the crowd, and it repeats the idea later (“ghostly motion blur”) so it sticks.
  • The prompt gives her a moment, not a pose: “she glances back over her shoulder with a calm, thoughtful expression”. Every seed has that glance.

Make it yours

  • The author lists five other coat colors: mustard yellow, emerald green, crimson red, burnt orange and teal. Swap it for “deep navy-blue”; the coat is named once.
  • Swap the city for a train station or a rainy market, and keep the monochrome-except-one-thing rule.
  • The rule works for any single object: a red umbrella, a yellow taxi, a bouquet of flowers.

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Seed 22Pick
Sci-Fi Side Profile with Data Streams: cinematic side-profile portrait of a rugged bearded man with a tied-back bun, round dark sunglasses and a leather jacket against glowing orange star maps and data streams with drifting embers, seed 33
Seed 33
Sci-Fi Side Profile with Data Streams: cinematic side-profile portrait of a rugged bearded man with a tied-back bun, round dark sunglasses and a leather jacket against glowing orange star maps and data streams with drifting embers, seed 44
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Seed 11
Diagonal Sunbeam Noir Portrait: black and white editorial portrait of a man with thick wavy hair in a half-unbuttoned black shirt, seated with his head tilted down, a hard diagonal beam of sunlight across the wall behind him, seed 22
Seed 22Pick
Diagonal Sunbeam Noir Portrait: black and white editorial portrait of a man with thick wavy hair in a half-unbuttoned black shirt, seated with his head tilted down, a hard diagonal beam of sunlight across the wall behind him, seed 33
Seed 33
Diagonal Sunbeam Noir Portrait: black and white editorial portrait of a man with thick wavy hair in a half-unbuttoned black shirt, seated with his head tilted down, a hard diagonal beam of sunlight across the wall behind him, seed 44
Seed 44

Diagonal Sunbeam Noir Portrait

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Seed 11
Black and White Window-Light Portrait: black and white portrait of a man with voluminous wavy hair in a black crew-neck T-shirt, looking toward a bright window, hard side light across his face, seed 22
Seed 22Pick
Black and White Window-Light Portrait: black and white portrait of a man with voluminous wavy hair in a black crew-neck T-shirt, looking toward a bright window, hard side light across his face, seed 33
Seed 33
Black and White Window-Light Portrait: black and white portrait of a man with voluminous wavy hair in a black crew-neck T-shirt, looking toward a bright window, hard side light across his face, seed 44
Seed 44

Black and White Window-Light Portrait

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Phone Booth at Dusk: wide cinematic photo of a lone woman holding the handset inside a red-lit phone booth in an empty field at blue dusk, a vintage car parked beside it with its door open, a vast pale sky above, seed 11
Seed 11Pick
Phone Booth at Dusk: wide cinematic photo of a lone woman holding the handset inside a red-lit phone booth in an empty field at blue dusk, a vintage car parked beside it with its door open, a vast pale sky above, seed 22
Seed 22
Phone Booth at Dusk: wide cinematic photo of a lone woman holding the handset inside a red-lit phone booth in an empty field at blue dusk, a vintage car parked beside it with its door open, a vast pale sky above, seed 33
Seed 33
Phone Booth at Dusk: wide cinematic photo of a lone woman holding the handset inside a red-lit phone booth in an empty field at blue dusk, a vintage car parked beside it with its door open, a vast pale sky above, seed 44
Seed 44

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Symmetry Tunnel Noir: perfectly symmetrical photo of a long yellow-tiled pedestrian tunnel with two rows of fluorescent lights receding to a vanishing point, a hooded figure running away in the center, seed 22
Seed 22
Symmetry Tunnel Noir: perfectly symmetrical photo of a long yellow-tiled pedestrian tunnel with two rows of fluorescent lights receding to a vanishing point, a hooded figure running away in the center, seed 33
Seed 33Pick
Symmetry Tunnel Noir: perfectly symmetrical photo of a long yellow-tiled pedestrian tunnel with two rows of fluorescent lights receding to a vanishing point, a hooded figure running away in the center, seed 44
Seed 44

Symmetry Tunnel Noir

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Seed 11
Red Tunnel, London at Night: cinematic photo of a curved pedestrian tunnel tiled in glossy red-orange under fluorescent panels, a lone woman carrying a black duffel bag walking on the right of the frame, seed 22
Seed 22Pick
Red Tunnel, London at Night: cinematic photo of a curved pedestrian tunnel tiled in glossy red-orange under fluorescent panels, a lone woman carrying a black duffel bag walking on the right of the frame, seed 33
Seed 33
Red Tunnel, London at Night: cinematic photo of a curved pedestrian tunnel tiled in glossy red-orange under fluorescent panels, a lone woman carrying a black duffel bag walking on the right of the frame, seed 44
Seed 44

Red Tunnel, London at Night

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