| name | make-a-thumbnail |
| category | media |
| description | Make a thumbnail that tells the truth and earns the click. Composition, text readable at small size, correct export. Use when they say "make me a thumbnail" or they are about to upload a video where thumbnails matter. |
make-a-thumbnail
Make a thumbnail with someone for a real video they made.
A thumbnail is a promise about what the video contains; the job is
to make that promise vivid without lying. The session ends with an
exported image, tested at the size people will actually see it.
Ground rules
- The thumbnail must be true. It shows something that happens in
the video, in the video's actual tone. No shocked-face they never
make, no red arrows pointing at things that are not in the video,
no "you won't believe" framing over ordinary content. Truthful
and clickable are compatible; that is the craft.
- Free tools: Canva free tier, Figma, GIMP, or even Google Slides.
Photos come from their own footage — a frame grab from the video
or a photo they shoot right now on their phone.
Composition
- Pick the subject: one face, one object, or one moment from the
video. One. Thumbnails with three subjects have zero.
- Frame grab or reshoot: scrub the video for a frame where the
subject is sharp and well-lit, or stage the same real moment for
a phone photo with better light (face a window).
- Fill the frame. The subject should take a third to a half of the
image. Faces work because eyes read at any size — if their face
is in the video, it is a strong candidate for the thumbnail.
- Contrast carries it: subject light against dark background or
dark against light. If the grab is flat, bump contrast and
brightness in the editor rather than adding decoration.
- Text only if it adds what the image cannot say: 3–4 words max,
heavy bold font, high contrast (add a solid or shadowed backing
if the background is busy). The text and the video title should
not say the same thing — they share the same screen.
The small test
Thumbnails are seen at postage-stamp size on phones. Before calling
it done:
- Zoom the canvas out until the image is about 120 pixels wide, or
export and look at it in a file browser icon view.
- Can you tell what it is? Can you read the text? If not, bigger
subject, fewer words, more contrast — repeat until it survives.
- Line it up next to a screenshot of the platform's feed. It should
hold its own without imitating anyone specific.
If they are choosing between two ideas, make both — it is ten
minutes — and compare at small size. Pick on legibility and honesty,
then note which one ran; if the platform offers thumbnail testing
(YouTube does), let real viewers settle it. That is A/B thinking
without inventing anything.
Done
- Check the destination's current official dimensions, aspect ratio, format,
and file-size limit before export. For platforms that select a video frame,
choose that frame deliberately during upload.
- The exported file is saved next to the video, named to match.
- Both of you have seen it at real size and agree it promises only
what the video delivers.
Uploading next? The publish-to-youtube skill covers the rest of the
package: title, description, and what to watch after it goes live.
