To make the image less contrasty you can use LoRA [Detail Tweaker LoRA] in a negative value.

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Orange Color = Optional

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I use this template to get good generation results:

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Prompt:

RAW photo, subject, 8k uhd, dslr, soft lighting, high quality, film grain, Fujifilm XT3

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Negative Prompt:

• (deformed iris, deformed pupils, semi-realistic, cgi, 3d, render, sketch, cartoon, drawing, anime), text, cropped, out of frame, worst quality, low quality, jpeg artifacts, ugly, duplicate, morbid, mutilated, extra fingers, mutated hands, poorly drawn hands, poorly drawn face, mutation, deformed, blurry, dehydrated, bad anatomy, bad proportions, extra limbs, cloned face, disfigured, gross proportions, malformed limbs, missing arms, missing legs, extra arms, extra legs, fused fingers, too many fingers, long neck, UnrealisticDream
• (deformed iris, deformed pupils, semi-realistic, cgi, 3d, render, sketch, cartoon, drawing, anime, mutated hands and fingers:1.4), (deformed, distorted, disfigured:1.3), poorly drawn, bad anatomy, wrong anatomy, extra limb, missing limb, floating limbs, disconnected limbs, mutation, mutated, ugly, disgusting, amputation, UnrealisticDream

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Euler A or DPM++ SDE Karras

CFG Scale 3,5 - 7

Hires. fix with 4x-UltraSharp upscaler

Denoising strength 0.25-0.45

Upscale by 1.1-2.0

Clip Skip 1-2