About the colon br tag
colon br is an artist tag that NovelAI Diffusion can use. On Danbooru it has 211 posts, and its best-rated still image scores 25. The samples above put the tag at the front of a fixed base prompt with seed 1234, so the differences between tags come from the tag alone.
How each model draws colon br
Follows pose and expression instructions closely. Good for clean standing portraits.
Picks up face shape, line and palette more strongly. Good when you want the style to lead.
WAI illustrious SDXL v17, a local model. Shows how the same tag reads outside NovelAI.
Writing colon br in a prompt
Put the artist tag near the front, then add the subject and quality tags.
colon br, 1girl, solo, best quality, masterpiececolon br, hatsune miku, 1girlcolon br, yuno (suke yuno), 1girlThe mix example uses yuno (suke yuno), the closest style on this site. The negative prompt and the full settings are on the terms page.
How these samples were made
Every image uses 832×1216, seed 1234, 23 steps and the k_euler_ancestral sampler. The base prompt and negative prompt stay the same for every tag, and only the tag under test changes. Images flagged by the NSFW check are regenerated with a new seed or hidden.
FAQ
Does NovelAI recognize colon br?
Compare the samples on this page. Every tag on this site shares the same seed and base prompt, so any change you see comes from colon br.
How do I write colon br in a prompt?
Write "colon br" near the front of the prompt and separate it from other tags with commas.
Which artists draw in a similar style to colon br?
yuno (suke yuno), subaru (subachoco), totoharu (kujirai minato) are the closest on this site, judged from the V4.5 samples.
Should I use V5 or V4.5?
V4.5 gives a stronger colon br look. V5 gives steadier poses and fewer artifacts.

