After an exhaustive search via “Sound of All Human Knowledge” contest, Wikimedia thinks it’s found a sound logo to use across branded content from the likes of Wikipedia.

Pierre says: A high whine culminates in an echoe-y snap. (That’s what you call reverb, folks.) YouTube’s logo tone also makes use of the wonders of stereo; the sound starts off heavier in the ...

The logo is designed to change shape and color to a user’s unique voice. Quiet, low voices create a calm blue color whereas loud, high voices create a more wild and colorful variations.