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Diagonal Sunbeam Noir Portrait

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

Seed 22Krea 2 Turbo
The prompt
Ultra-realistic cinematic black-and-white editorial portrait, man in his twenties with thick wavy textured hair, wearing a slightly unbuttoned black dress shirt, seated in a relaxed pose, head tilted downward while looking past the camera, defined jawline, soft natural skin texture, moody expression, minimalist studio backdrop with a dramatic diagonal beam of sunlight across the wall, high-contrast Rembrandt lighting, deep noir shadows, subtle film grain, luxury fashion campaign aesthetic, photographed on a Hasselblad X2D 100C, 90mm lens, f/2.8, shallow depth of field, Kodak Tri-X 400 monochrome film look, rich grayscale tones, editorial composition, Vogue Homme × Saint Laurent campaign, photorealistic, ultra-detailed, 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 11
Seed 22Pick
Seed 33
Seed 44

Why it works

  • “A dramatic diagonal beam of sunlight across the wall” is the one detail that makes this picture, and Krea 2 put the beam on the wall on all four seeds.
  • “Head tilted downward while looking past the camera” reads as a mood rather than a pose, and every seed kept the gaze down and away.
  • “High-contrast Rembrandt lighting, deep noir shadows” plus the Tri-X film look gave true black and white with the shirt falling into shadow.

Make it yours

  • Move the beam: “a narrow vertical slit of light from a doorway” gives a different shape on the same set.
  • Swap the black shirt for a white one so the figure stands out against the shadow instead of sinking into it.
  • This is prompt 1 of 4 in the author’s post; prompt 2 is the window-light portrait.

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Selective Color Street Portrait: black and white street photo of a woman in a deep navy wool coat glancing back over her shoulder on a crowded city street, the coat the only color, commuters blurred around her, seed 22
Seed 22
Selective Color Street Portrait: black and white street photo of a woman in a deep navy wool coat glancing back over her shoulder on a crowded city street, the coat the only color, commuters blurred around her, seed 33
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Selective Color Street Portrait: black and white street photo of a woman in a deep navy wool coat glancing back over her shoulder on a crowded city street, the coat the only color, commuters blurred around her, seed 44
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Selective Color Street Portrait

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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 22
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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Sci-Fi Side Profile with Data Streams

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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 11
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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
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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
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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 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
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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 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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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 11
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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
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