Zoom Enlarge The new octothorpe can scale up or down to optimize legibility at various sizes. The identity updates Slack’s familiar hashtag logo to work consistently in different scales and contexts. Learn more about the project Zoom Enlarge The new brand identity. Zoom Enlarge The designers explored a range of possibilities for the new identity. Zoom Enlarge Logo explorations for the octothorpe. The extended visual language introduces a more refined color palette while retaining the brand’s playful visual personality. Learn more about the project Zoom Enlarge The shapes of the logo can be used in a variety of ways, here in a potential design for advertising. Zoom Enlarge Design for a possible brand application. Zoom Enlarge Design for advertising.