Canvas
Title
Sidebar
Logo
A browser-based tool for creating item and group thumbnails for ArcGIS Online.
Choose between two canvas sizes using the Thumbnail Type radio buttons:
The Title bar runs along the bottom of the canvas and displays your item name. The Sidebar runs vertically on the right and shows the item category.
The canvas background supports three layers which are composited in order:
The logo appears in the top-left corner of the canvas. You can either:
Each element of the thumbnail has its own colour picker supporting HEX, RGBA, HSLA, HSVA, and CMYK input formats.
The Color Palette selector loads a ColorBrewer palette and sets it as the swatch row across all colour pickers, making it easy to pick harmonious colours. Palettes are grouped into Diverging, Qualitative, and Sequential families.
Your colour choices, icon selections, and background image are automatically saved in the browser so your work is restored on your next visit.
.json file you can share with others..json theme file and applies
it instantly.Click Download to save the canvas as a PNG file at its native resolution (600×400 or 400×400). You can then upload this file directly to your ArcGIS Online item or group.