Image Reference and Consistency

Lesson 3: Character and Object Consistency – Omni Reference (–oref) and Legacy –cref

Lesson Objectives

By the end of this lesson, students should be able to:

  • Use Omni Reference (--oref) to carry a character or object into new images.
  • Control reference strength with omni-weight (--ow).
  • Recognize legacy --cref and --cw in older tutorials and know which versions they apply to.
  • Respect consent and rights when referencing people.

Lesson Content

Omni Reference (V7 and newer). --oref [image URL] tells Midjourney to put the person, character, creature, vehicle, or object from the reference image into your new scene. Unlike the older Character Reference, it is not limited to characters. In the web app you can also drag an image into the Omni Reference slot.

Omni-weight. --ow controls how strongly the reference is followed. The documented default is 100, with a range up to 1000. Lower values allow more change (useful when switching style, for example photo to watercolor); higher values hold faces, clothing, and details more tightly. Very high values can make images stiff, so raise it gradually.

Legacy Character Reference. Older tutorials use --cref with --cw (character weight; 0 keeps the face, 100 keeps face, hair, and clothing). These parameters belong to V6-era models. On V7 and newer, use --oref instead. If a tutorial uses --cref, check which version it was written for.

Good reference images. One clear subject, good lighting, the features you want to keep clearly visible, and a plain background. Busy reference images bring unwanted elements along.

Limits. Consistency is strong but not pixel-perfect. Extreme angles, dramatic lighting, and big style changes weaken it. Check every image in a series side by side.

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