Our logo (for small use) There is a specific logo for small sizes and should be used when the logo is rendered at a size between 50px wide Maximum Sizing for Minimum Sizing for and 90px wide. Small Use Logo Small Use Logo The small logo mark should be used at a size between 15px tall and 20px tall. 90px wide max, approx 90px wide max, approx Only the horizontal logos are appropriate for small use. Do not use the stacked logo for small use. (or approx 1.25 inches) (or approx 0.7 inches) 20px height max, approx 15px height max, approx (or approx0.28 inches) (or approx 0.2 inches) 20 Slack Brand Guidelines Design Elements
Slack Brand Book Page 18 Page 20