#oc
The most viral posts using #oc across TikTok, Instagram, X, Facebook and Pinterest — ranked by real engagement tracked by ViralHunt.
We track 40166 posts using #oc across 7 networks, carrying 23.1M engagement between them — an average of 574 per post.
It is used most on Bluesky: 40004 of the 40166 posts we hold, 100% of the total.
Where it performs hardest per post, though, is TikTok, averaging 176.5K — so the tag is posted most in one place and lands best in another, which is exactly the difference worth knowing before choosing where to use it.
Ranking comes from the posts themselves rather than from how often the tag appears, and it is recalculated as new posts are collected. How we measure this →
Top #oc posts ALL NETWORKS
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Most viral #oc on Bluesky
See all 40K Bluesky posts and track new ones live.
Most viral #oc on Douyin
See all 84 Douyin posts and track new ones live.
Most viral #oc on TikTok
See all 35 TikTok posts and track new ones live.
Most viral #oc on Pinterest
See all 20 Pinterest posts and track new ones live.
Most viral #oc on Instagram
See all 8 Instagram posts and track new ones live.
Most viral #oc on Mastodon
See all 8 Mastodon posts and track new ones live.
Most viral #oc on X / Twitter
See all 7 X / Twitter posts and track new ones live.
#oc in five questions
What is #oc and where is it used?
A hashtag with 40.2K posts tracked by ViralHunt across 7 networks, mostly on Bluesky (40K posts). Those posts add up to 23.1M engagement, about 574 per post.
Where does #oc perform best?
On TikTok: 176.5K engagement per post on average, even though it is posted more on Bluesky. It is used in one place and works better in another.
When do people post with #oc?
Mostly on Mondays, around 17:00 UTC: 17% of the 40.1K dated posts fall in the three hours around that time. Posting when the tag is active is posting when someone is reading it.
Who uses #oc most?
trendtags.bsky.social (Bluesky, 1826 posts), toptags.bsky.social (Bluesky, 1127 posts), hashtag-trend-ja.digitune.org (Bluesky, 242 posts), mmmemmm.me (Bluesky, 177 posts), Purple Peach A (Douyin, 7 posts), Dream Management Bureau (Douyin, 4 posts).
Which hashtags go with #oc?
Other tags with volume on the same networks: #artist, #indiemusic, #photo, #blackandwhite, #vtuber, #fanart.
When people post with #oc
Hour of day and day of the week of the 40.1K dated posts carrying this tag (times in UTC). The busiest hour and day are marked.
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