17. Color
• Be aware of color blindness and how different cultures perceive
color.
18. Customization
• Avoid displaying your logo in your app.
• Don’t include a launch screen.
• Make sure custom fonts are legible.
• Use your brand color for your app‘s global tint color.
• Avoid filling background areas with logos or brand colors.
28. Home Screen Icons
• Embrace simplicity.
• Maintain some similarity between your Apple Watchand iOS app
icons.
• Design icons as full-bleed square images using the given dimensions.
• Use the PNG format for all images and icons.
• Do not use black for your icon’s background.
29. Reference
• Specifications - Apple Watch Human Interface Guidelines
https://developer.apple.com/watch/human-interface-
guidelines/specifications/