Each brand guide is unique, as they differ depending on the organization. But the following brand elements are usually a must-have to include when creating your own brand guide:
Mission Statement & Brand Values: Positioning and overall mission of your organization.
Logo Designs & Usage: File format(s) of logo designs
Imagery: Iconography, image design elements, and style of photography to be used/not used.
Typography: Font styles and text sizes for both print and digital media.
Color Palette: Preferred color palette information, including CMYK and RGB codes.
Tone & Grammar: Instructions on the brand tone of voice and rules on grammar.
Brand Templates: Any multimedia design templates (sociela media templates, cards, letterheads)